Merge pull request #17886 from ahmedhamidawan/fix_history_has_owner_f…

…unction

[24.0] Fix hasOwner function for histories in client

client/src/api/index.ts

@@ -228,5 +228,5 @@ export function userOwnsHistory(user: User | AnonymousUser | null, history: AnyH
 }
 
 function hasOwner(history: AnyHistory): history is HistorySummaryExtended {
-    return "user_id" in history;
+    return "user_id" in history && history.user_id !== null;
 }