[模板列表获取][修改]:模板offset从0开始

mlWechatOpen/src/main/java/com/iformall/controller/WechatWeappMsgTemplateController.java

@@ -123,6 +123,9 @@ public class WechatWeappMsgTemplateController {
     public ResultData findTemplateList(String appId, Integer pageNum, Integer pageSize) {
         try {
             WxMaService maService = openService.getWxOpenComponentService().getWxMaServiceByAppid(appId);
+            if(pageNum > 0) {
+                pageNum = pageNum - 1;
+            }
             WxMaTemplateListResult ret = maService.getTemplateService().findTemplateList(pageNum, pageSize);
             logger.info(ret.toString());
             return new ResultData(ret);