fix url var name for event submission review

Author: tonyqiu123

backend/apps/events/urls.py

@@ -22,8 +22,8 @@
     path("submit/", views.submit_event, name="submit_event"),
     path("my-submissions/", views.get_user_submissions, name="get_user_submissions"),
     path("submissions/", views.get_submissions, name="get_submissions"),
-    path("submissions/<int:submission_id>/review/", views.review_submission, name="review_submission"),
-    path("submissions/<int:submission_id>/", views.delete_submission, name="delete_submission"),
+    path("submissions/<int:event_id>/review/", views.review_submission, name="review_submission"),
+    path("submissions/<int:event_id>/", views.delete_submission, name="delete_submission"),
     # Event interest endpoints
     path("my-interests/", views.get_my_interested_event_ids, name="get_my_interested_event_ids"),
     path("<int:event_id>/interest/mark/", views.mark_event_interest, name="mark_event_interest"),

frontend/src/features/events/components/EventFormFields.tsx

@@ -179,9 +179,6 @@ export function EventFormFields({
                 disabled={isDisabled}
               />
             </FormControl>
-            <p className="text-xs text-gray-500 dark:text-gray-400">
-              Original source URL for this event
-            </p>
           </FormItem>
         )}
       />