[profcheck] Add unknown branch weights for inlined strcmp/strncmp#160455

mtrofin merged 2 commits intollvm:mainllvm/llvm-project:mainfrom

jinhuang1102:fixup/missing-prof-Transforms/AggressiveInstCombinejinhuang1102/llvm-project:fixup/missing-prof-Transforms/AggressiveInstCombineCopy head branch name to clipboard