[clang] [analyzer][NFC] Migrate {SymInt, IntSym}Expr to use APSIntPtr (4/4) (PR #120438)

[Balazs Benics via cfe-commits]

steakhal wrote:

### Merge activity

* **Dec 19, 7:01 AM EST**: A user merged this pull request with [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/120438).


https://github.com/llvm/llvm-project/pull/120438