chore: update to bazel 5

.bazelci/presubmit.yml

diff --git a/.bazelci/presubmit.yml b/.bazelci/presubmit.yml
index 1a0fe59..b4ce110 100644
--- a/.bazelci/presubmit.yml
+++ b/.bazelci/presubmit.yml
@@ -1,5 +1,5 @@
 ---
-bazel: 4.2.2
+bazel: 5.0.0
 # Note, this will tell the user to do the wrong thing (manually run buildifer)
 # See https://github.com/bazelbuild/continuous-integration/issues/1161
 buildifier:

.bazelversion

diff --git a/.bazelversion b/.bazelversion
index af8c8ec..0062ac9 100644
--- a/.bazelversion
+++ b/.bazelversion
@@ -1 +1 @@
-4.2.2
+5.0.0

index.bzl

diff --git a/index.bzl b/index.bzl
index c47a8c0..bb48123 100644
--- a/index.bzl
+++ b/index.bzl
@@ -86,14 +86,14 @@
 # against.
 # This version should be updated together with the version of the Bazel
 # in .bazelversion. This is asserted in //internal:bazel_version_test.
-BAZEL_VERSION = "4.2.2"
+BAZEL_VERSION = "5.0.0"
 
 # Versions of Bazel which users should be able to use.
 # Ensures we don't break backwards-compatibility,
 # accidentally forcing users to update their LTS-supported bazel.
 # These are the versions used when testing nested workspaces with
 # bazel_integration_test.
-SUPPORTED_BAZEL_VERSIONS = [BAZEL_VERSION]
+SUPPORTED_BAZEL_VERSIONS = ["4.2.2", BAZEL_VERSION]
 
 def check_build_bazel_rules_nodejs_version(minimum_version_string):
     """