Merge "Add flag for face message defer logic update" into main

    purpose: PURPOSE_BUGFIX

  }

}

flag {

    name: "face_message_defer_update"

    namespace: "systemui"

    description: "Only analyze the last n frames when determining whether to defer a face auth help message like low light"

    bug: "351863611"

    metadata {

      purpose: PURPOSE_BUGFIX

    }

}