fix user rating refresh if a user is unavailable

If a user's ratings cannot be accessed, e.g. due to network errors, it
should skip to the next user.
Ideally we could mark a user as inactive after X failed retries.

unwind/imdb.py

@@ -44,6 +44,7 @@ async def refresh_user_ratings_from_imdb(stop_on_dupe=True):
 
             log.info("⚡️ Loading data for %s ...", user.name)
 
+            try:
                 async for rating, is_updated in load_ratings(user.imdb_id):
                     assert rating.user.id == user.id
 
@@ -52,6 +53,9 @@ async def refresh_user_ratings_from_imdb(stop_on_dupe=True):
 
                     yield rating
 
+            except BaseException as err:
+                log.error("❌ Could not load rating for %s!", user.name, exc_info=err)
+
 
 def user_ratings_url(user_id):
     return f"https://www.imdb.com/user/{user_id}/ratings"