fix(issue-stream): Disable realtime feature with new navigation (#90874)

We removed the realtime button with the new navigation, but were still
setting it to true if the cookie was present. This ensures that it is
fully disabled.

Author: malwilley

static/app/views/issueList/overview.tsx

@@ -170,9 +170,12 @@ function IssueListOverview({
   const navigate = useNavigate();
   const {selection} = usePageFilters();
   const api = useApi();
+  const prefersStackedNav = usePrefersStackedNav();
   const realtimeActiveCookie = Cookies.get('realtimeActive');
   const [realtimeActive, setRealtimeActive] = useState(
-    typeof realtimeActiveCookie === 'undefined' ? false : realtimeActiveCookie === 'true'
+    prefersStackedNav || typeof realtimeActiveCookie === 'undefined'
+      ? false
+      : realtimeActiveCookie === 'true'
   );
   const [groupIds, setGroupIds] = useState<string[]>([]);
   const [pageLinks, setPageLinks] = useState('');
@@ -188,7 +191,6 @@ function IssueListOverview({
   const undoRef = useRef(false);
   const pollerRef = useRef<CursorPoller | undefined>(undefined);
   const actionTakenRef = useRef(false);
-  const prefersStackedNav = usePrefersStackedNav();
   const urlParams = useParams<{viewId?: string}>();
 
   const {savedSearch, savedSearchLoading, savedSearches, selectedSearchId} =