Removed unnecessary unittest.TestCase.setUp/tearDown calls. (#8264)

certbot/tests/crypto_util_test.py

@@ -185,8 +185,6 @@ class VerifyCertSetup(unittest.TestCase):
     """Refactoring for verification tests."""
 
     def setUp(self):
-        super(VerifyCertSetup, self).setUp()
-
         self.renewable_cert = mock.MagicMock()
         self.renewable_cert.cert_path = SS_CERT_PATH
         self.renewable_cert.chain_path = SS_CERT_PATH

certbot/tests/display/util_test.py

@@ -326,7 +326,6 @@ class FileOutputDisplayTest(unittest.TestCase):
 class NoninteractiveDisplayTest(unittest.TestCase):
     """Test non-interactive display. These tests are pretty easy!"""
     def setUp(self):
-        super(NoninteractiveDisplayTest, self).setUp()
         self.mock_stdout = mock.MagicMock()
         self.displayer = display_util.NoninteractiveDisplay(self.mock_stdout)