Fix unit tests to handle new max score requirements.

common/lib/xmodule/xmodule/tests/test_combined_open_ended.py

@@ -30,9 +30,10 @@ class OpenEndedChildTest(unittest.TestCase):
         <category>
         <description>Response Quality</description>
         <option>The response is not a satisfactory answer to the question.  It either fails to address the question or does so in a limited way, with no evidence of higher-order thinking.</option>
+        <option>Second option</option>
         </category>
          </rubric></rubric>'''
-    max_score = 4
+    max_score = 1
 
     static_data = {
             'max_attempts': 20,
@@ -270,9 +271,10 @@ class CombinedOpenEndedModuleTest(unittest.TestCase):
         <category>
         <description>Response Quality</description>
         <option>The response is not a satisfactory answer to the question.  It either fails to address the question or does so in a limited way, with no evidence of higher-order thinking.</option>
+        <option>Second option</option>
         </category>
          </rubric></rubric>'''
-    max_score = 3
+    max_score = 1
 
     metadata = {'attempts': '10', 'max_score': max_score}