[clang-tools-extra] Add option to exclude headers from clang-tidy analysis (PR #91400)

[Nick Desaulniers via cfe-commits]

nickdesaulniers wrote:

Looks like I can add `tags = ["noclangtidy"],` to my bazel rules for my headers I'm trying to exclude. That works for me!

https://github.com/llvm/llvm-project/pull/91400