[clang] [clang][Sema] Diagnose passing function pointer to `__builtin_assume_aligned` (PR #153552)

[Aaron Ballman via cfe-commits]

https://github.com/AaronBallman commented:

Thanks! The changes LGTM but I'd like to hear from @zygoloid or @vitalybuka about the change in sanitizer before before we land the changes.

https://github.com/llvm/llvm-project/pull/153552