[tests] patched unit tests for superviser revalidate - error as no supervisor now

beat/web/accounts/tests.py

@@ -355,11 +355,11 @@ class AccountRevalidationTestCase(AccountTestCase):
         self.assertEqual(client.username, 'firstsupervisor')
 
         response = self.client.put(self.url, format='json')
-        self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
+        self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
         content = json.loads(response.content)
         self.assertEqual(len(json.loads(response.content)), 1)
-        errormsg = content['detail']
-        self.assertEqual(errormsg, 'Not a supervisee account')
+        errormsg = content['error']
+        self.assertEqual(errormsg, 'You are not allowed to perform this action, you first need to get a valid supervision')
 
         logged_out = self.client.logout()