[clang] [llvm] [analyzer] Consolidate array bound checkers (PR #125534)

[Donát Nagy via llvm-commits]

NagyDonat wrote:

> I assume you intentionally did _not_ rename the ArrayBoundCheckerV2.cpp to ArrayBoundChecker.cpp to avoid the generating a diff that is much harder to understand than just the modification and the deletion of the old one. So consistency will be restored in trivial follow-up commit (which I think is the way to go as well).

Yes, and I mentioned this in the commit message.

https://github.com/llvm/llvm-project/pull/125534