Tweak stdlib meta to ignore the new warning

noir_stdlib/src/meta/mod.nr

@@ -256,6 +256,6 @@ mod tests {
         let _: MyOtherStruct = MyOtherStruct { my_other_field: 2 };
         let _ = derive_do_nothing(crate::panic::panic(f""));
         let _ = derive_do_nothing_alt(crate::panic::panic(f""));
-        remove_unused_warnings();
+        if false { remove_unused_warnings(); }
     }
 }