[clang-tools-extra] [clang-tidy] use upper case letters for bool conversion suffix (PR #102831)

[Congcong Cai via cfe-commits]

https://github.com/HerrCai0907 requested changes to this pull request.

Is it possible to check other enabled check?
If not, I would like add an option to control the way to fix instead of change the behavior directly.

https://github.com/llvm/llvm-project/pull/102831