Drop notification action buttons now that the Pinyin prompt is suppressed

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

test/shell.d/notifications-test.sh

@@ -283,10 +283,6 @@ const notification = {
   expireTimeout: 1.5
 }
 const snapshot = notifications.snapshotOf(notification, 12345)
-assertDeepEqual(JSON.parse(notifications.snapshotOf({ actions: [
-  { identifier: 'default', text: 'Open' }, { identifier: 'yes', text: 'Yes' }, { identifier: 'no', text: 'No' }
-]}).actionsJson), [{ identifier: 'yes', text: 'Yes' }, { identifier: 'no', text: 'No' }], 'explicit choices appear independently of the default card action')
-assertEqual(notifications.popupEntry({ actionsJson: '[{"identifier":"yes","text":"Yes"}]' }, 1).actionsJson, '[]', 'restored notifications do not replay actions from a dead sender')
 assertDeepEqual(
   {
     id: snapshot.id,