[clang] [WIP] [analyzer] Refactor MallocChecker to use `BindExpr` in `evalCall` (PR #106081)

[Pavel Skripkin via cfe-commits]

pskrgag wrote:

Thank you so much for review! After invalidating location in `FreeMemAux` everything started working as it should. Also changed `getConjuredHeapSymbolVal` to return `DefinedSVal`.

https://github.com/llvm/llvm-project/pull/106081