Update more test for assignment to final variables

tests/language/final_param_negative_test.dart

Index: tests/language/final_param_negative_test.dart
diff --git a/tests/language/final_param_negative_test.dart b/tests/language/final_param_negative_test.dart
deleted file mode 100644
index 8857735633e16627ba716193d1c034b5d67973de..0000000000000000000000000000000000000000
--- a/tests/language/final_param_negative_test.dart
+++ /dev/null
@@ -1,14 +0,0 @@
-// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
-// for details. All rights reserved. Use of this source code is governed by a
-// BSD-style license that can be found in the LICENSE file.
-// Disallow assignment of parameters marked as final.
-
-class A {
-  static void test(final x) {
-    x = 2;  // <- reassignment not allowed.
-  }
-}
-
-main() {
-  A.test(1);
-}