Update all tests

tests/language_strong/if_null_evaluation_order_test.dart

Index: tests/language_strong/if_null_evaluation_order_test.dart
diff --git a/tests/language_strong/if_null_evaluation_order_test.dart b/tests/language_strong/if_null_evaluation_order_test.dart
index 9ebdafdaea922f460ca2c8111c15f4926c4dead7..5cfc26443959ad6ba8741e0e46464338b8031785 100644
--- a/tests/language_strong/if_null_evaluation_order_test.dart
+++ b/tests/language_strong/if_null_evaluation_order_test.dart
@@ -31,6 +31,6 @@ main() {
   // status files easier to maintain.
   var _ = null ?? null;
 
-  Expect.equals(1, 1 ?? bad()); /// 01: ok
-  Expect.equals(2, first() ?? second()); /// 02: ok
+  Expect.equals(1, 1 ?? bad()); //# 01: ok
+  Expect.equals(2, first() ?? second()); //# 02: ok
 }