[llvm] [BOLT] add disable pass flags (PR #93032)

[Rafael Auler via llvm-commits]

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

Hi @hilldani, thanks a lot for submitting your contribution! I've left some comments for you, let me know what you think.

https://github.com/llvm/llvm-project/pull/93032