perf(ZLMRESTfulUtils): 修改OkHttpClient 读取超时时间，解决点播时截图快照获取超时的问题

src/main/java/com/genersoft/iot/vmp/media/zlm/ZLMRESTfulUtils.java

@@ -36,7 +36,7 @@ public class ZLMRESTfulUtils {
             // 设置连接超时时间
             httpClientBuilder.connectTimeout(5,TimeUnit.SECONDS);
             // 设置读取超时时间
-            httpClientBuilder.readTimeout(5,TimeUnit.SECONDS);
+            httpClientBuilder.readTimeout(10,TimeUnit.SECONDS);
             // 设置连接池
             httpClientBuilder.connectionPool(new ConnectionPool(16, 5, TimeUnit.MINUTES));
             if (logger.isDebugEnabled()) {