fnmatch: Don't require test.support, which no longer exists.

Signed-off-by: Damien George <damien@micropython.org>

python-stdlib/fnmatch/test_fnmatch.py

@@ -1,6 +1,5 @@
 """Test cases for the fnmatch module."""
 
-from test import support
 import unittest
 
 from fnmatch import fnmatch, fnmatchcase, translate, filter
@@ -79,11 +78,3 @@ class TranslateTestCase(unittest.TestCase):
 class FilterTestCase(unittest.TestCase):
     def test_filter(self):
         self.assertEqual(filter(["a", "b"], "a"), ["a"])
-
-
-def main():
-    support.run_unittest(FnmatchTestCase, TranslateTestCase, FilterTestCase)
-
-
-if __name__ == "__main__":
-    main()