Fix showing discussions in group work items

...ts/work_items/components/notes/work_item_note_actions.vue

...ork_items/components/notes/work_item_note_awards_list.vue

...ets/javascripts/work_items/components/work_item_notes.vue

.../graphql/notes/group_work_item_notes_by_iid.query.graphql

app/assets/javascripts/work_items/notes/award_utils.js

...ork_items/components/notes/work_item_note_actions_spec.js

...items/components/notes/work_item_note_awards_list_spec.js

spec/frontend/work_items/components/work_item_notes_spec.js

spec/frontend/work_items/notes/award_utils_spec.js