add tooltip and screen-reader text describing popout behavior

apps/browser/src/vault/popup/components/vault-v2/attachments/open-attachments/open-attachments.component.html

@@ -4,13 +4,15 @@
     type="button"
     (click)="openAttachments()"
     [disabled]="parentFormDisabled"
+    [title]="'popOutNewWindow' | i18n"
   >
     <div class="tw-flex tw-items-center tw-gap-2">
       {{ "attachments" | i18n }}
       <app-premium-badge></app-premium-badge>
     </div>
     <ng-container slot="end">
-      <i class="bwi bwi-angle-right" aria-hidden="true"></i>
+      <span class="tw-sr-only">{{ "popOutNewWindow" | i18n }}</span>
+      <i class="bwi bwi-popout tw-text-muted" aria-hidden="true"></i>
     </ng-container>
   </button>
 </bit-item>

apps/browser/src/vault/popup/settings/vault-settings-v2.component.html

@@ -13,7 +13,7 @@
       </a>
     </bit-item>
     <bit-item>
-      <button type="button" bit-item-content (click)="import()">
+      <button type="button" bit-item-content (click)="import()" [title]="'popOutNewWindow' | i18n">
         <div class="tw-flex tw-items-center tw-justify-center tw-gap-2">
           <p>{{ "importNoun" | i18n }}</p>
           <span
@@ -25,7 +25,10 @@
             1
           </span>
         </div>
-        <i slot="end" class="bwi bwi-angle-right" aria-hidden="true"></i>
+        <ng-container slot="end">
+          <span class="tw-sr-only">{{ "popOutNewWindow" | i18n }}</span>
+          <i class="bwi bwi-popout tw-text-muted" aria-hidden="true"></i>
+        </ng-container>
       </button>
     </bit-item>
     <bit-item>

libs/tools/send/send-ui/src/new-send-dropdown/new-send-dropdown.component.html

@@ -7,11 +7,13 @@
     <i class="bwi bwi-file-text" slot="start" aria-hidden="true"></i>
     {{ "sendTypeText" | i18n }}
   </a>
-  <a bitMenuItem (click)="sendFileClick()">
+  <a bitMenuItem (click)="sendFileClick()" [title]="'popOutNewWindow' | i18n">
     <div class="tw-flex tw-items-center tw-gap-2">
       <i class="bwi bwi-file" slot="start" aria-hidden="true"></i>
       {{ "sendTypeFile" | i18n }}
       <app-premium-badge></app-premium-badge>
     </div>
+    <span class="tw-sr-only">{{ "popOutNewWindow" | i18n }}</span>
+    <i class="bwi bwi-popout tw-text-muted" slot="end" aria-hidden="true"></i>
   </a>
 </bit-menu>