[llvm] [CGData][GlobalIsel][Legalizer][DAG][MC][AsmParser][X86][AMX] Use `std::move` to avoid copy (PR #118068)

[Simon Pilgrim via llvm-commits]

================
@@ -42,8 +42,8 @@ struct StableFunction {
   StableFunction(stable_hash Hash, const std::string FunctionName,
                  const std::string ModuleName, unsigned InstCount,
----------------
RKSimon wrote:

Either is fine

https://github.com/llvm/llvm-project/pull/118068