修复 流已经关闭后，再次调用关闭流的接口，返回超时

panlinlin

2021-04-16 c5f2aba9b20089f184ce175b58a33a881ea9e0b1

 src/main/java/com/genersoft/iot/vmp/vmanager/server/ServerController.java

@@ -14,6 +14,7 @@
import javax.sip.SipProvider;
import java.util.Iterator;

@SuppressWarnings("rawtypes")
@Api(tags = "服务控制")
@CrossOrigin
@RestController