优化点播超时的处理，修复tcp主动点播时ssrc不一致时点播失败的问题

648540858

2023-08-03 6797f77259eceea08e3767b512ecd13477141a46

 src/main/java/com/genersoft/iot/vmp/vmanager/gb28181/ptz/PtzController.java

@@ -97,6 +97,9 @@
            cmdCode = 32;
            break;
         case "stop":
            horizonSpeed = 0;
            verticalSpeed = 0;
            zoomSpeed = 0;
            break;
         default:
            break;