[llvm] [LoopVectorizer][NFC] Require asserts on maxbandwidth-regpressure.ll (PR #149484)

[Florian Hahn via llvm-commits]

https://github.com/fhahn approved this pull request.

LGTM, thanks.

If possible, it might be preferable to use remarks, but one might be missing for register pressure.

https://github.com/llvm/llvm-project/pull/149484