Merge branch '294-improve-displaying-of-events-without-course-subject' into 'master'

Resolve "Improve displaying of events without course/subject"

Closes #294

See merge request !376

aleksis/apps/alsijil/frontend/components/coursebook/coursebook.graphql

@@ -35,8 +35,10 @@ query documentationsForCoursebook(
     }
     amends {
       id
+      title
       amends {
         id
+        title
         teachers {
           id
           shortName

aleksis/apps/alsijil/frontend/components/coursebook/documentation/LessonInformation.vue

@@ -24,7 +24,11 @@ import PersonChip from "aleksis.core/components/person/PersonChip.vue";
         'font-weight-medium': largeGrid,
       }"
     >
-      {{ documentation.course?.name }}
+      {{
+        documentation.course?.name ||
+        documentation.amends.title ||
+        documentation.amends.amends.title
+      }}
     </span>
     <div
       :class="{