tests: Fix BookBrainz Work sort name

This test was expecting a sort name that is incorrect, and has since been corrected in the main database.
I'm not sure it's a good idea to run tests on entities that might change over time, as is the case here.

critiquebrainz/frontend/external/bookbrainz_db/test/literary_work_test.py

@@ -15,7 +15,7 @@ def test_get_literary_work_by_bbid(self):
         literary_work_info = literary_work.get_literary_work_by_bbid(self.bbid1)
         self.assertEqual(literary_work_info["bbid"], self.bbid1)
         self.assertEqual(literary_work_info["name"], "Assassin's Creed: Brotherhood")
-        self.assertEqual(literary_work_info["sort_name"], "Brotherhood, Assassin's Creed:")
+        self.assertEqual(literary_work_info["sort_name"], "Assassin's Creed: Brotherhood")
         self.assertEqual(literary_work_info["work_type"], "Novel")
 
     def test_fetch_multiple_literary_works(self):