[AMDGPU] Document "relaxed buffer OOB mode", update HSA default#134734

krzysz00 wants to merge 1 commit intomainllvm/llvm-project:mainfrom

users/krzysz00/buffer-oob-mode-hsa-defaultllvm/llvm-project:users/krzysz00/buffer-oob-mode-hsa-defaultCopy head branch name to clipboard