ref(replay): add trace to fetch_feedback_details (#97600)

[Replay - Breadcrumb
Summary](https://linear.app/getsentry/project/replay-breadcrumb-summary-7897b9280afa)

Author: aliu39

src/sentry/replays/lib/summarize.py

@@ -160,6 +160,7 @@ def fetch_trace_connected_errors(
         return []
 
 
+@sentry_sdk.trace
 def fetch_feedback_details(feedback_id: str | None, project_id) -> EventDict | None:
     """
     Fetch user feedback associated with a specific feedback event ID.