Update prebuilt Clang to r450784d (14.0.6). am: c8f86f7064

Original change: https://googleplex-android-review.googlesource.com/c/platform/prebuilts/clang/host/darwin-x86/+/17957077

Change-Id: I47e5f30ee5d23c22041f5051749c6cfd1ea42bdb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>