Migrate to GlTooltipDirective in mr_widget_author.vue

app/assets/javascripts/vue_merge_request_widget/components/mr_widget_author.vue

 <script>
-import tooltip from '../../vue_shared/directives/tooltip';
+import { GlTooltipDirective } from '@gitlab/ui';
 
 export default {
   name: 'MrWidgetAuthor',
   directives: {
-    tooltip,
+    GlTooltip: GlTooltipDirective,
   },
   props: {
     author: {
@@ -16,11 +16,6 @@ export default {
       required: false,
       default: true,
     },
-    showAuthorTooltip: {
-      type: Boolean,
-      required: false,
-      default: false,
-    },
   },
   computed: {
     authorUrl() {
@@ -33,12 +28,7 @@ export default {
 };
 </script>
 <template>
-  <a
-    :href="authorUrl"
-    :v-tooltip="showAuthorTooltip"
-    :title="author.name"
-    class="author-link inline"
-  >
+  <a v-gl-tooltip :href="authorUrl" :title="author.name" class="author-link inline">
     <img :src="avatarUrl" class="avatar avatar-inline s16" />
     <span v-if="showAuthorName" class="author">{{ author.name }}</span>
   </a>

changelogs/unreleased/okr-tooltip-mr-widget-author-vue.yml

+---
+title: Migrate tooltip in app/assets/javascripts/vue_merge_request_widget/components/mr_widget_author.vue
+merge_request: 46034
+author:
+type: other