[clang-tools-extra] [llvm] [Github][CI] Refactor `code-lint-helper.py` (PR #168827)

[via llvm-commits]

zeyi2 wrote:

> Could you run a test (can be in a parallel branch) that clang-tidy CI still works

Hi, I think the linter is working as expected. Please see https://github.com/llvm/llvm-project/pull/168827#issuecomment-3610082534. It can correctly create and update comments.

https://github.com/llvm/llvm-project/pull/168827