Isolate sparse request recheck regression test

backend/tests/test_backend_quality.py

@@ -678,6 +678,15 @@ class RequestRecheckTests(unittest.IsolatedAsyncioTestCase):
 
         with patch.object(requests_router, "get_runtime_settings", return_value=runtime), patch.object(
             requests_router, "JellyseerrClient", return_value=seerr
+        ), patch.object(
+            requests_router,
+            "_get_media_details",
+            new=AsyncMock(
+                return_value={
+                    "title": "Batman v Superman: Dawn of Justice",
+                    "releaseDate": "2016-03-23",
+                }
+            ),
         ), patch.object(requests_router, "upsert_request_cache") as upsert, patch.object(
             requests_router, "_cache_set"
         ) as cache_set, patch.object(requests_router, "_refresh_recent_cache_from_db"), patch.object(