[clang-tools-extra] [clang-tidy][NFC] Enable `readability-container-contains` check in clang-tidy config and apply fix-its (PR #157123)

[Baranov Victor via cfe-commits]

vbvictor wrote:

Do you wish to have this merged or wait for your commit approval (it can take 2-3week if unlucky)?

https://github.com/llvm/llvm-project/pull/157123