[llvm] [SeparateConstOffsetFromGEP] Don't set unsound inbounds flag (PR #130616)

[Fabian Ritter via llvm-commits]

ritter-x2a wrote:

### Merge activity

* **Mar 18, 7:28 AM EDT**: A user started a stack merge that includes this pull request via [Graphite](https://app.graphite.dev/github/pr/llvm/llvm-project/130616).


https://github.com/llvm/llvm-project/pull/130616