language/go: update std_package_list.go for 1.16 (#1003)

diff --git a/language/go/std_package_list.go b/language/go/std_package_list.go
index 03ba0eb..d5383e4 100644
--- a/language/go/std_package_list.go
+++ b/language/go/std_package_list.go
@@ -93,6 +93,7 @@
 	"cmd/go/internal/envcmd": true,
 	"cmd/go/internal/fix": true,
 	"cmd/go/internal/fmtcmd": true,
+	"cmd/go/internal/fsys": true,
 	"cmd/go/internal/generate": true,
 	"cmd/go/internal/get": true,
 	"cmd/go/internal/help": true,
@@ -123,7 +124,9 @@
 	"cmd/go/internal/str": true,
 	"cmd/go/internal/test": true,
 	"cmd/go/internal/tool": true,
+	"cmd/go/internal/trace": true,
 	"cmd/go/internal/txtar": true,
+	"cmd/go/internal/vcs": true,
 	"cmd/go/internal/version": true,
 	"cmd/go/internal/vet": true,
 	"cmd/go/internal/web": true,
@@ -144,18 +147,19 @@
 	"cmd/go/testdata/testterminal18153": true,
 	"cmd/gofmt": true,
 	"cmd/gofmt/testdata": true,
+	"cmd/internal/archive": true,
+	"cmd/internal/archive/testdata": true,
+	"cmd/internal/archive/testdata/mycgo": true,
 	"cmd/internal/bio": true,
 	"cmd/internal/browser": true,
 	"cmd/internal/buildid": true,
 	"cmd/internal/buildid/testdata": true,
+	"cmd/internal/codesign": true,
 	"cmd/internal/diff": true,
 	"cmd/internal/dwarf": true,
 	"cmd/internal/edit": true,
 	"cmd/internal/gcprog": true,
 	"cmd/internal/goobj": true,
-	"cmd/internal/goobj/testdata": true,
-	"cmd/internal/goobj/testdata/mycgo": true,
-	"cmd/internal/goobj2": true,
 	"cmd/internal/moddeps": true,
 	"cmd/internal/obj": true,
 	"cmd/internal/obj/arm": true,
@@ -169,10 +173,12 @@
 	"cmd/internal/obj/x86": true,
 	"cmd/internal/objabi": true,
 	"cmd/internal/objfile": true,
+	"cmd/internal/pkgpath": true,
 	"cmd/internal/src": true,
 	"cmd/internal/sys": true,
 	"cmd/internal/test2json": true,
 	"cmd/internal/test2json/testdata": true,
+	"cmd/internal/traceviewer": true,
 	"cmd/link": true,
 	"cmd/link/internal/amd64": true,
 	"cmd/link/internal/arm": true,
@@ -189,6 +195,7 @@
 	"cmd/link/internal/ld/testdata/issue32233/lib": true,
 	"cmd/link/internal/ld/testdata/issue32233/main": true,
 	"cmd/link/internal/ld/testdata/issue38192": true,
+	"cmd/link/internal/ld/testdata/issue39256": true,
 	"cmd/link/internal/ld/testdata/issue39757": true,
 	"cmd/link/internal/loadelf": true,
 	"cmd/link/internal/loader": true,
@@ -204,38 +211,15 @@
 	"cmd/link/internal/wasm": true,
 	"cmd/link/internal/x86": true,
 	"cmd/link/testdata/testBuildFortvOS": true,
+	"cmd/link/testdata/testHashedSyms": true,
 	"cmd/link/testdata/testIndexMismatch": true,
 	"cmd/link/testdata/testPErsrc": true,
+	"cmd/link/testdata/testPErsrc-complex": true,
+	"cmd/link/testdata/testRO": true,
 	"cmd/nm": true,
 	"cmd/objdump": true,
 	"cmd/objdump/testdata": true,
-	"cmd/oldlink": true,
-	"cmd/oldlink/internal/amd64": true,
-	"cmd/oldlink/internal/arm": true,
-	"cmd/oldlink/internal/arm64": true,
-	"cmd/oldlink/internal/ld": true,
-	"cmd/oldlink/internal/ld/testdata/httptest/main": true,
-	"cmd/oldlink/internal/ld/testdata/issue10978": true,
-	"cmd/oldlink/internal/ld/testdata/issue25459/a": true,
-	"cmd/oldlink/internal/ld/testdata/issue25459/main": true,
-	"cmd/oldlink/internal/ld/testdata/issue26237/b.dir": true,
-	"cmd/oldlink/internal/ld/testdata/issue26237/main": true,
-	"cmd/oldlink/internal/ld/testdata/issue32233/lib": true,
-	"cmd/oldlink/internal/ld/testdata/issue32233/main": true,
-	"cmd/oldlink/internal/loadelf": true,
-	"cmd/oldlink/internal/loader": true,
-	"cmd/oldlink/internal/loadmacho": true,
-	"cmd/oldlink/internal/loadpe": true,
-	"cmd/oldlink/internal/loadxcoff": true,
-	"cmd/oldlink/internal/mips": true,
-	"cmd/oldlink/internal/mips64": true,
-	"cmd/oldlink/internal/objfile": true,
-	"cmd/oldlink/internal/ppc64": true,
-	"cmd/oldlink/internal/riscv64": true,
-	"cmd/oldlink/internal/s390x": true,
-	"cmd/oldlink/internal/sym": true,
-	"cmd/oldlink/internal/wasm": true,
-	"cmd/oldlink/internal/x86": true,
+	"cmd/objdump/testdata/testfilenum": true,
 	"cmd/pack": true,
 	"cmd/pprof": true,
 	"cmd/test2json": true,
@@ -295,6 +279,7 @@
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/copylock": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/ctrlflow": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/errorsas": true,
+	"cmd/vendor/golang.org/x/tools/go/analysis/passes/framepointer": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/httpresponse": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/ifaceassert": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/inspect": true,
@@ -307,6 +292,7 @@
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/stdmethods": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/stringintconv": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/structtag": true,
+	"cmd/vendor/golang.org/x/tools/go/analysis/passes/testinggoroutine": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/tests": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/unmarshal": true,
 	"cmd/vendor/golang.org/x/tools/go/analysis/passes/unreachable": true,
@@ -319,6 +305,7 @@
 	"cmd/vendor/golang.org/x/tools/go/types/objectpath": true,
 	"cmd/vendor/golang.org/x/tools/go/types/typeutil": true,
 	"cmd/vendor/golang.org/x/tools/internal/analysisinternal": true,
+	"cmd/vendor/golang.org/x/tools/internal/lsp/fuzzy": true,
 	"cmd/vendor/golang.org/x/xerrors": true,
 	"cmd/vendor/golang.org/x/xerrors/internal": true,
 	"cmd/vet": true,
@@ -400,6 +387,16 @@
 	"debug/pe/testdata": true,
 	"debug/plan9obj": true,
 	"debug/plan9obj/testdata": true,
+	"embed": true,
+	"embed/internal/embedtest": true,
+	"embed/internal/embedtest/testdata": true,
+	"embed/internal/embedtest/testdata/.hidden": true,
+	"embed/internal/embedtest/testdata/.hidden/.more": true,
+	"embed/internal/embedtest/testdata/.hidden/_more": true,
+	"embed/internal/embedtest/testdata/.hidden/more": true,
+	"embed/internal/embedtest/testdata/_hidden": true,
+	"embed/internal/embedtest/testdata/i": true,
+	"embed/internal/embedtest/testdata/i/j/k": true,
 	"encoding": true,
 	"encoding/ascii85": true,
 	"encoding/asn1": true,
@@ -419,6 +416,7 @@
 	"fmt": true,
 	"go/ast": true,
 	"go/build": true,
+	"go/build/constraint": true,
 	"go/build/testdata/cgo_disabled": true,
 	"go/build/testdata/doc": true,
 	"go/build/testdata/empty": true,
@@ -443,11 +441,13 @@
 	"go/internal/srcimporter/testdata/issue24392": true,
 	"go/parser": true,
 	"go/parser/testdata": true,
+	"go/parser/testdata/issue42951/not_a_file.go": true,
 	"go/printer": true,
 	"go/printer/testdata": true,
 	"go/scanner": true,
 	"go/token": true,
 	"go/types": true,
+	"go/types/fixedbugs": true,
 	"go/types/testdata": true,
 	"hash": true,
 	"hash/adler32": true,
@@ -473,6 +473,7 @@
 	"internal/bytealg": true,
 	"internal/cfg": true,
 	"internal/cpu": true,
+	"internal/execabs": true,
 	"internal/fmtsort": true,
 	"internal/goroot": true,
 	"internal/goversion": true,
@@ -491,6 +492,7 @@
 	"internal/syscall/windows": true,
 	"internal/syscall/windows/registry": true,
 	"internal/syscall/windows/sysdll": true,
+	"internal/sysinfo": true,
 	"internal/testenv": true,
 	"internal/testlog": true,
 	"internal/trace": true,
@@ -499,6 +501,7 @@
 	"internal/xcoff": true,
 	"internal/xcoff/testdata": true,
 	"io": true,
+	"io/fs": true,
 	"io/ioutil": true,
 	"io/ioutil/testdata": true,
 	"log": true,
@@ -537,6 +540,9 @@
 	"os/exec": true,
 	"os/signal": true,
 	"os/signal/internal/pty": true,
+	"os/testdata": true,
+	"os/testdata/dirfs": true,
+	"os/testdata/dirfs/dir": true,
 	"os/testdata/issue37161": true,
 	"os/user": true,
 	"path": true,
@@ -552,6 +558,7 @@
 	"runtime/internal/atomic": true,
 	"runtime/internal/math": true,
 	"runtime/internal/sys": true,
+	"runtime/metrics": true,
 	"runtime/msan": true,
 	"runtime/pprof": true,
 	"runtime/pprof/testdata": true,
@@ -565,6 +572,7 @@
 	"runtime/testdata/testprognet": true,
 	"runtime/testdata/testwinlib": true,
 	"runtime/testdata/testwinlibsignal": true,
+	"runtime/testdata/testwinsignal": true,
 	"runtime/trace": true,
 	"sort": true,
 	"strconv": true,
@@ -576,6 +584,7 @@
 	"syscall/js": true,
 	"testdata": true,
 	"testing": true,
+	"testing/fstest": true,
 	"testing/internal/testdeps": true,
 	"testing/iotest": true,
 	"testing/quick": true,