add unit tests for clang-tidy extra-arg-before
Bug: 195029134
Test: b test //build/bazel/rules/cc:clang_tidy_tests
Change-Id: Ic5a91ac609a06359c8b90010fb86c4bbf556888c
The code in this directory is experimental. Bazel support for Android Platform is undergoing active development and workflow stability is currently not guaranteed.