[ADT] Drop "const" from "const APInt" (NFC)#138825

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

kazutakahirata:cleanup_clang_tidy_readability-const-return-type_llvm_APIntkazutakahirata/llvm-project:cleanup_clang_tidy_readability-const-return-type_llvm_APIntCopy head branch name to clipboard