Merge "hal: avoid echo reference is disabled when closing input stream"

    // between the callback and close_stream

    audio_extn_snd_mon_unregister_listener(stream);

    /* Disable echo reference while closing input stream */

    // Disable echo reference if there are no active input and hfp call

    // while closing input stream

    if (!adev->active_input && !audio_extn_hfp_is_active(adev))

        platform_set_echo_reference(adev, false, AUDIO_DEVICE_NONE);

    if (in == NULL) {