[clang] [clang][analyzer] Improve BlockInCriticalSectionsChecker (PR #80029)

[Balázs Kéri via cfe-commits]

balazske wrote:

It looks like that this change causes crashes on many projects (curl, vim, postgres, others) in `RAIIMutexDescriptor::initIdentifierInfo`.

https://github.com/llvm/llvm-project/pull/80029