[clang-tools-extra] Add clang-tidy check readability-math-missing-parentheses (PR #84481)

[Julian Schmidt via cfe-commits]

https://github.com/5chmidti requested changes to this pull request.

This is going in the right direction.

You can omit `clang::` (e.g., `SourceLocation`), because you already are inside the `clang` namespace.

https://github.com/llvm/llvm-project/pull/84481