Hard code test name in timeline_entry_item_spec.js

(cherry picked from commit 2704c4a5)

app/assets/javascripts/vue_shared/components/notes/timeline_entry_item.vue

-<script>
-export default {
-  name: 'TimelineEntryItem',
-};
-</script>
-
 <template>
   <li class="timeline-entry">
     <div class="timeline-entry-inner"><slot></slot></div>

spec/frontend/vue_shared/components/notes/timeline_entry_item_spec.js

 import { shallowMount, createLocalVue } from '@vue/test-utils';
 import TimelineEntryItem from '~/vue_shared/components/notes/timeline_entry_item.vue';
 
-describe(TimelineEntryItem.name, () => {
+describe(`TimelineEntryItem`, () => {
   let wrapper;
 
   const factory = (options = {}) => {