[clang-tools-extra] [clang-tidy] Add modernize-use-span-first-last check (PR #118074)

[Carlos Galvez via cfe-commits]

carlosgalvezp wrote:

> not sure if this is a readability or a modernize check 

`readability`. `modernize` is for using new features from newer standards.

https://github.com/llvm/llvm-project/pull/118074