[llvm] [InstCombine] Let shrinkSplatShuffle act on vectors of different lengths (PR #148593)

[Adar Dagan via llvm-commits]

Adar-Dagan wrote:

@nikic @dtcxzyw I see you are listed as the maintainers of InstCombine, could you take a look at the PR?

https://github.com/llvm/llvm-project/pull/148593