[llvm] IR: Fix verifier missing addrspace mismatch in vector GEPs (PR #114091)

[Matt Arsenault via llvm-commits]

arsenm wrote:

### Merge activity

* **Oct 29, 10:40 PM EDT**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/114091).


https://github.com/llvm/llvm-project/pull/114091