修复文档参数名错误

ruoyi-gateway/src/main/java/com/ruoyi/gateway/filter/XssFilter.java

@@ -108,7 +108,7 @@ public class XssFilter implements GlobalFilter, Ordered
     /**
      * 是否是Json请求
      * 
-     * @param request
+     * @param exchange HTTP请求
      */
     public boolean isJsonRequest(ServerWebExchange exchange)
     {