[clang] [clang][Sema] Add diagnostic note for reference of function-like macros requiring without parentheses (PR #123495)

[Aaron Ballman via cfe-commits]

================
@@ -2382,8 +2403,11 @@ static void emitEmptyLookupTypoDiagnostic(
     if (Ctx)
       SemaRef.Diag(TypoLoc, diag::err_no_member) << Typo << Ctx
                                                  << SS.getRange();
-    else
+    else {
+      if (isFunctionLikeMacro(Typo, SemaRef, TypoLoc))
+        return;
----------------
AaronBallman wrote:

```suggestion
    else if (diagnoseFunctionLikeMacro(SemaRef, Typo, TypoLoc))
      return;
    else
```

https://github.com/llvm/llvm-project/pull/123495
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