[clang-tools-extra] Add clang-tidy check to suggest replacement of conditional statement with std::min/std::max (PR #77816)

[Julian Schmidt via cfe-commits]

5chmidti wrote:

LLVM uses `CamelCase` instead of `camelCase`. This is enforced by the top-level `.clang-tidy` file so you don't need to do this by hand, run clang-tidy and let it apply the fix-its on your file (clangd should provide these fixes as well, but currently only per var, not all at once).

https://github.com/llvm/llvm-project/pull/77816