[llvm] [RISCV] Fix scalable expandload lowering for i8 types (PR #225141)

[Min-Yih Hsu via llvm-commits]

================

----------------
mshockwave wrote:

> We should probably just move the fixed vector tests out

yes we should probably split it, the file is now too big to render in the github web interface

https://github.com/llvm/llvm-project/pull/225141