Remove unnecessary decorator

Author: johnslavik

Lib/test/test_repl.py

@@ -404,7 +404,6 @@ def f():
         self.assertEqual(traceback_lines, expected_lines)
 
 
-@support.force_not_colorized_test_class
 class TestAsyncioREPL(unittest.TestCase):
     def test_multiple_statements_fail_early(self):
         user_input = "1 / 0; print(f'afterwards: {1+1}')"