[clang] [NFC][analyzer] Remove CheckerNameRef::getName() (PR #130780)

[Donát Nagy via cfe-commits]

NagyDonat wrote:

I agree that removing `CheckerNameRef` might be a good step in the future. Right now I'm keeping it because the removal commit would touch 23 files, but maybe I will do it in the future.

https://github.com/llvm/llvm-project/pull/130780