[clang] [llvm] [X86][MC] Remove CMPCCXADD's CondCode flavor. (PR #103898)

[Shengchen Kan via cfe-commits]

https://github.com/KanRobert approved this pull request.

LGTM, but please put the link for the discussion in GCC community in description

https://github.com/llvm/llvm-project/pull/103898