[automerger skipped] Remove unused clang-r487747. am: f06ee55440 am: 445ad05132 am: 766042aa3a -s ours am: c89f988240 -s ours

am skip reason: Merged-In I76e9f1169cf0ddda60803051a483f5a2744e85ac with SHA-1 f06ee55440 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/prebuilts/clang/host/darwin-x86/+/23372277

Change-Id: I332e89ed8f990da3ccfbbc2759fcd6f0e58c3309
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>