fix: adjust (useless) assertion in status_change test to reflect that…

… the relevant relation points to an RFC

ietf/doc/tests.py

@@ -1608,7 +1608,7 @@ def test_status_change(self):
         r = self.client.get(urlreverse("ietf.doc.views_doc.document_main", kwargs=dict(name=statchg.name)))
         self.assertEqual(r.status_code, 200)
         r = self.client.get(urlreverse("ietf.doc.views_doc.document_main", kwargs=dict(name=statchg.relateddocument_set.first().target.document)))
-        self.assertEqual(r.status_code, 302)
+        self.assertEqual(r.status_code, 200) # What was this even trying to prove?
 
     def test_document_charter(self):
         CharterFactory(name='charter-ietf-mars')