Remove unused clang-r416183c2 am: 8955e2bae7 am: fb040a7e20

Original change: https://android-review.googlesource.com/c/platform/prebuilts/clang/host/darwin-x86/+/2103784

Change-Id: I5fac62862efad4d2904f78d43ce342bee718a992
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>