[clang] [clang-tools-extra] [clang-tidy] Avoid matching nodes in system headers (PR #151035)

[Carlos Galvez via cfe-commits]

carlosgalvezp wrote:

> Could you please save this file (or make a gist) for later. 

https://godbolt.org/z/s7jPbGdWz

https://github.com/llvm/llvm-project/pull/151035