[clang-tidy] Correctly handle attributes in readability-inconsistent-ifelse-braces (#184095)
Improved the check to correctly handle `[[likely]]` and `[[unlikely]]`
attributes placed between the if/else keyword and the opening brace.
As of AI Usage: Gemini 3 is used for pre-commit reviewing.
Closes https://github.com/llvm/llvm-project/issues/184081