[Cleanup] Remove tooltip on current user button (#3636)

Author: huchenlei

src/components/topbar/CurrentUserButton.vue

@@ -3,11 +3,10 @@
   <div>
     <Button
       v-if="isAuthenticated"
-      v-tooltip="{ value: $t('userSettings.title'), showDelay: 300 }"
       class="user-profile-button p-1"
       severity="secondary"
       text
-      :aria-label="$t('userSettings.title')"
+      aria-label="user profile"
       @click="popover?.toggle($event)"
     >
       <div