Fix Pylint: W1503(redundant-unittest-assert)

common/lib/capa/capa/tests/test_html_render.py

@@ -27,8 +27,6 @@ class CapaHtmlRenderTest(unittest.TestCase):
 
         # Render the HTML
         etree.XML(problem.get_html())
-        # expect that we made it here without blowing up
-        self.assertTrue(True)
 
     def test_include_html(self):
         # Create a test file to include

common/lib/capa/capa/tests/test_responsetypes.py

@@ -2195,7 +2195,6 @@ class ChoiceTextResponseTest(ResponseTest):
         Test that `build_problem` builds valid xml
         """
         self.build_problem()
-        self.assertTrue(True)
 
     def test_unchecked_input_not_validated(self):
         """