优化-ws断开只移除本平台token，挂接平台token不移除

liusuyi

2026-03-02 27a2a8d133b99cba028da5934359ff4868506939

 ard-sample/src/main/java/com/ard/sample/manage/model/receiver/OsdGatewayReceiver.java

@@ -25,6 +25,7 @@

    private Integer transmissionSignalQuality;

    @JsonProperty("live_status")
    private LiveStatusReceiver liveStatus;

    private WirelessLinkStateReceiver wirelessLinkState;