[llvm] [polly] [AST] Don't merge memory locations in AliasSetTracker (PR #65731)

[Bruno De Fraine via llvm-commits]

brunodf-snps wrote:

I have updated the comments and method names to update the terminology, and I have cleared the draft label now.

To me, this is ready to be merged, I don't think there is anything I can still address.

https://github.com/llvm/llvm-project/pull/65731