fix bug #1208 修复拉流代理启用状态下调用启用接口的返回错误

src/main/java/com/genersoft/iot/vmp/service/impl/StreamProxyServiceImpl.java

@@ -407,6 +407,8 @@ public class StreamProxyServiceImpl implements IStreamProxyService {
                 logger.info("启用代理失败： {}/{}->{}({})", app, stream, jsonObject.getString("msg"),
                         streamProxy.getSrcUrl() == null? streamProxy.getUrl():streamProxy.getSrcUrl());
             }
+        } else if (streamProxy != null && streamProxy.isEnable()) {
+           return true ;
         }
         return result;
     }