Revert "[RegAlloc] Strengthen asserts in LiveRangeEdit::scanRemattable [nfc]"#160897

preames merged 1 commit intomainllvm/llvm-project:mainfrom

revert-160765-pr-inlinespiller-scanRemat-assertsllvm/llvm-project:revert-160765-pr-inlinespiller-scanRemat-assertsCopy head branch name to clipboard