Merge llvm-project release/14.x llvmorg-14.0.5-0-gc12386ae247c
This updates llvm, clang, compiler-rt, libc++, libunwind, lld, lldb and
openmp to llvmorg-14.0.5-0-gc12386ae247c, aka 14.0.5 release.
PR: 261742
MFC after: 3 days
(cherry picked from commit 56f451bb3b99a72f73d6771b98825a0b00784e7b)