[clang] [Clang] omit parentheses in fold expressions with a single expansion (PR #110761)

[Erich Keane via cfe-commits]

================
@@ -122,35 +122,34 @@ void test() {
 #undef EQ
 }
 
-void (*fn)();
-
-void test2() {
----------------
erichkeane wrote:

Why did this go away?  This test should still diagnose.

https://github.com/llvm/llvm-project/pull/110761