Load ids for all lessons

aleksis/apps/lesrooster/frontend/components/timetable_management/timetableManagement.graphql

@@ -68,6 +68,7 @@ query lessonBundles($group: ID!, $timeGrid: ID!) {
       id
     }
     lessons {
+      id
       subject {
         id
         name
@@ -114,6 +115,7 @@ query overlayBundles($rooms: [ID]!, $teachers: [ID]!, $timeGrid: ID!) {
       weekday
     }
     lessons {
+      id
       teachers {
         id
         shortName
@@ -145,6 +147,7 @@ mutation createLessonBundles($input: [BatchCreateLessonBundleInput]!) {
         id
       }
       lessons {
+        id
         subject {
           id
           name