Remove unused clang-r437112b am: 9b3bc0c64f am: 6ad44cd22c

Original change: https://android-review.googlesource.com/c/platform/prebuilts/clang/host/darwin-x86/+/2098232

Change-Id: I29af2477a957215ceecde5fe267186d7f72183bf
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>