Update prebuilt Clang to r416183d (12.0.7). am: d12c2c4b2f

Original change: https://android-review.googlesource.com/c/platform/prebuilts/clang/host/darwin-x86/+/1736973

Change-Id: I84c4d7a2ea4d59191ed9570db7762c08773aec03