[PM-5884] Allow deletion of passkey from edit view - clients (#8500)

* add remove button for passkeys during edit

* added live region to announce when a passkey is removed

* removed announce passkey removed by SR

* removed unused variable

apps/desktop/src/locales/en/messages.json

@@ -2696,5 +2696,11 @@
   },
   "enableHardwareAccelerationRestart": {
     "message": "Enable hardware acceleration and restart"
+  },
+  "removePasskey": {
+    "message": "Remove passkey"
+  },
+  "passkeyRemoved": {
+    "message": "Passkey removed"
   }
 }