[ADT] Use range-based for loops in SmallPtrSet (NFC)#152882

kazutakahirata merged 1 commit intollvm:mainllvm/llvm-project:mainfrom

kazutakahirata:cleanup_20250809_SmallSetPtr_bucketskazutakahirata/llvm-project:cleanup_20250809_SmallSetPtr_bucketsCopy head branch name to clipboard