Update tests

Author: hugovk

Lib/test/test_argparse.py

@@ -6049,6 +6049,7 @@ def test_argument_error(self):
 
 class TestArgumentTypeError(TestCase):
 
+    @force_not_colorized
     def test_argument_type_error(self):
 
         def spam(string):
@@ -7013,6 +7014,7 @@ def test_os_error(self):
                                self.parser.parse_args, ['@no-such-file'])
 
 
+@force_not_colorized_test_class
 class TestProgName(TestCase):
     source = textwrap.dedent('''\
         import argparse

Lib/test/test_clinic.py

@@ -2792,6 +2792,7 @@ def test_cli_verbose(self):
             out = self.expect_success("-v", fn)
             self.assertEqual(out.strip(), fn)
 
+    @support.force_not_colorized
     def test_cli_help(self):
         out = self.expect_success("-h")
         self.assertIn("usage: clinic.py", out)