[llvm] [LV] Add VPWiden{Load|Store}EVLRecipe into emitInvalidCostRemarks(). (PR #119708)

[David Sherwood via llvm-commits]

david-arm wrote:

> The assert may help finding a test case upstream.

Ah ok, fair enough. @ElvisWang123 could also add the assert and try building the LLVM test suite to see if that triggers?

https://github.com/llvm/llvm-project/pull/119708