bluetooth: Resolve the remote volume anomaly synchronize the local volume
When the Bluetooth a2dp protocol is used, local set the Bluetooth volume frequently , and the remote volume may be synchronized with the local volume.
For example,if the local volume is set to 20 and then to 60, and the remote volume is returned to 20, the local volume is inconsistent with the remote volume, and the volume is synchronized
Signed-off-by: caitao123456789 caitao@kylinos.cn