[clang] [llvm] [MC/DC][Coverage] Loosen the limit of NumConds from 6 (PR #82448)

[NAKAMURA Takumi via cfe-commits]

https://github.com/chapuni commented:

Thanks for your comments and sorry for my hasty w-i-p work . I know a few rough implementations would be there.

https://github.com/llvm/llvm-project/pull/82448