fix error where joining cox to planned_event is not dispaying properly. The problem was the restructuring commit 7569798b00 (diff-0496fd5ec13efcfc97602dc5784170a0dd124e6e) where I compared different ids

src/model/planned_event.rs

@@ -144,7 +144,7 @@ WHERE day=?",
 
         let mut ret = Vec::new();
         for event in events {
-            let cox = Registration::all_cox(db, event.trip_details_id).await;
+            let cox = Registration::all_cox(db, event.id).await;
             let mut trip_type = None;
             if let Some(trip_type_id) = event.trip_type_id {
                 trip_type = TripType::find_by_id(db, trip_type_id).await;