[AMDGPU] Allow amdgpu-waves-per-eu to lower target occupancy range#168358

lucas-rami wants to merge 2 commits intollvm:mainllvm/llvm-project:mainfrom

lucas-rami:allow-lower-waves-eu-minimumlucas-rami/llvm-project:allow-lower-waves-eu-minimumCopy head branch name to clipboard