fix typing

src/sentry/api/base.py

@@ -586,7 +586,7 @@ def paginate(
         self.add_cursor_headers(request, response, cursor_result)
         return response
 
-    def get_request_source(request: Request) -> QuerySource:
+    def get_request_source(self, request: Request) -> QuerySource:
         """
         This is an estimate of query source. Treat it more like a good guess and
         don't write logic that depends on it. Used for monitoring only atm.

src/sentry/api/endpoints/organization_events_trace.py

@@ -1148,6 +1148,7 @@ def serialize(
         event_id: str | None,
         detailed: bool = False,
         use_spans: bool = False,
+        query_source: QuerySource | None = None,
     ) -> Any:
         raise NotImplementedError