pw_unit_test: Use inclusive language

Bug: 386
Change-Id: I182bb56f234c9e945e17fd33fe3c59b29f6fced8
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/46582
Pigweed-Auto-Submit: Rob Mohr <mohrr@google.com>
Commit-Queue: Auto-Submit <auto-submit@pigweed.google.com.iam.gserviceaccount.com>
Reviewed-by: David Rogers <davidrogers@google.com>
diff --git a/pw_unit_test/README.md b/pw_unit_test/README.md
index 713fad1..9ce966e 100644
--- a/pw_unit_test/README.md
+++ b/pw_unit_test/README.md
@@ -1,6 +1,6 @@
 # pw\_unit\_test: Lightweight C++ unit testing framework
 
 The pw\_unit\_test module contains the code for *Pigweed Test*, a
-[Googletest](https://github.com/google/googletest/blob/master/googletest/docs/primer.md)-compatible
+[Googletest](https://github.com/google/googletest/blob/HEAD/docs/primer.md)-compatible
 unit testing framework that runs on anything from bare-metal microcontrollers
 to large desktop operating systems.
diff --git a/pw_unit_test/docs.rst b/pw_unit_test/docs.rst
index e2fd02d..f9fd2cd 100644
--- a/pw_unit_test/docs.rst
+++ b/pw_unit_test/docs.rst
@@ -6,7 +6,7 @@
 ``pw_unit_test`` unit testing library with a `Google Test`_-compatible API,
 built on top of embedded-friendly primitives.
 
-.. _Google Test: https://github.com/google/googletest/blob/master/googletest/docs/primer.md
+.. _Google Test: https://github.com/google/googletest/blob/HEAD/docs/primer.md
 
 ``pw_unit_test`` is a portable library which can run on almost any system from
 bare metal to a full-fledged desktop OS. It does this by offloading the
diff --git a/pw_unit_test/facade_test.gni b/pw_unit_test/facade_test.gni
index 4912888..04f7bfd 100644
--- a/pw_unit_test/facade_test.gni
+++ b/pw_unit_test/facade_test.gni
@@ -96,7 +96,7 @@
       }
     }
   } else {
-    # Dummy target for non-pigweed toolchains.
+    # No-op target for non-pigweed toolchains.
     not_needed(invoker, "*")
     pw_test_group(target_name) {
       enable_if = false
diff --git a/pw_unit_test/test.gni b/pw_unit_test/test.gni
index 1fdb428..02d9e26 100644
--- a/pw_unit_test/test.gni
+++ b/pw_unit_test/test.gni
@@ -172,7 +172,7 @@
       # Create a run target for the .DISABLED version of the test.
       _test_to_run = _test_target_name + ".DISABLED"
 
-      # Create a dummy _run target for the regular version of the test.
+      # Create a placeholder _run target for the regular version of the test.
       group(_test_target_name + ".run") {
         deps = [ ":$_test_target_name" ]
       }