[clang] [NFC] [analyzer] Make `invalidateRegions` accept `Stmt` instead of `Expr` (PR #109792)

[Balazs Benics via cfe-commits]

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

LGTM. Maybe in the future we could think of passing a ProgramPoint or something similar to avoid manually forwarding the location context, the statement, the counter, and all that.

https://github.com/llvm/llvm-project/pull/109792