[llvm] [LV] Always try to use fixed VF for low TC loops if no epilogue allowed. (PR #226318)

[Luke Lau via llvm-commits]

https://github.com/lukel97 approved this pull request.

LGTM, the RISC-V changes where we're no longer vectorizing low-tc loops don't look like they were profitable to begin with.

https://github.com/llvm/llvm-project/pull/226318