[clang] [libcxx] [libc++][Clang] Updated the diagnostics checks in libc++ tests. (PR #144220)

[Shamshura Egor via cfe-commits]

================
@@ -28,14 +28,15 @@ int main(int, char**) {
   {
     MoveOnly mo[] = {MoveOnly{3}};
     // expected-error at array:* {{to_array requires copy constructible elements}}
-    // expected-error-re at array:* {{{{(call to implicitly-deleted copy constructor of 'MoveOnly')|(call to deleted constructor of 'MoveOnly')}}}}
+    // expected-error-re at array:* 0-1{{{{(call to implicitly-deleted copy constructor of 'MoveOnly')|(call to deleted constructor of 'MoveOnly')}}}}
+    // expected-error at array:* 0-1{{call to deleted constructor of 'MoveOnly'}}
----------------
egorshamshura wrote:

The same thing as above

https://github.com/llvm/llvm-project/pull/144220