Update get_jwks response data structure (#64)

Mirror get_jwt, 

response data structure:
{'result': False,
 'keys': [{}, {}, {}] 
}

Author: whu-lyft

confidant_client/__init__.py

@@ -529,7 +529,7 @@ def get_jwt(self, environment, resource_id, expiry):
         return ret
 
     def get_jwks(self, environment):
-        ret = {'result': False, 'keys': {}}
+        ret = {'result': False}
         url = '{0}/v1/jwks/public/{1}'.format(self.config['url'], environment)
 
         try:
@@ -538,7 +538,7 @@ def get_jwks(self, environment):
                 url,
             )
             data = response.json()
-            ret['keys'] = data
+            ret.update(data)
         except RequestExecutionError:
             logging.exception('Error with executing request')
             return ret

tests/unit/confidant_client/client_test.py

@@ -952,7 +952,7 @@ def test_get_jwks(self):
 
         self.assertEqual(
             client.get_jwks('development'),
-            {'result': True, 'keys': {}}
+            {'result': True}
         )
         client.request_session.request.assert_called_with(
             'GET',