Fix route selection after delete

When deleting an existing route, also clear route editor UI state:
- Stop route editing mode
- Clear selected route id

This prevents deleted routes from staying highlighted/selected on the map.

User story: 31281
Task: 78763

Author: patricvincit

ui/src/components/map/routes/RouteEditor.tsx

@@ -298,6 +298,10 @@ const RouteEditorComponent: ForwardRefRenderFunction<ExplicitAny> = (
       await deleteRoute(editedRouteId);
       showSuccessToast(t(($) => $.routes.deleteSuccess));
 
+      // clear the route from the map and reset redux state
+      dispatch(stopRouteEditingAction());
+      dispatch(setSelectedRouteIdAction(undefined));
+
       setIsDeleting(false);
       resetUrlState();
     } catch (err) {