Merge "Update clang version to clang-r487747b" am: c741160d

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2563755



Change-Id: I94b92797599e66d6099724d1922769500de88497
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>