[clang-tools-extra] Add clang tidy check performance constexpr non static in scope (PR #147809)

[Carlos Galvez via cfe-commits]

carlosgalvezp wrote:

@PiotrZSL Here's some examples discussing the performance implications

https://youtu.be/IDQ0ng8RIqs?si=fDUuTFK9GiGCB-Po

https://github.com/llvm/llvm-project/pull/147809