修正打包jar后snap路径问题，兼容windows路径

lawrencehj

2021-06-22 b11c57d4b5c9c3b62e2cbea0672d8b5b0235f966

 src/main/java/com/genersoft/iot/vmp/gb28181/event/offline/KeepaliveTimeoutListenerForPlatform.java

@@ -32,7 +32,7 @@
    /**
     * 监听失效的key
     * @param message
     * @param bytes
     * @param pattern
     */
    @Override
    public void onMessage(Message message, byte[] pattern) {