修复通用下载接口跨域问题

src/main/java/com/ruoyi/common/utils/file/FileUtils.java

@@ -196,7 +196,6 @@ public class FileUtils
      *
      * @param response 响应对象
      * @param realFileName 真实文件名
-     * @return
      */
     public static void setAttachmentResponseHeader(HttpServletResponse response, String realFileName) throws UnsupportedEncodingException
     {
@@ -210,7 +209,6 @@ public class FileUtils
                 .append("utf-8''")
                 .append(percentEncodedFileName);
 
-        response.addHeader("Access-Control-Allow-Origin", "*");
         response.addHeader("Access-Control-Expose-Headers", "Content-Disposition,download-filename");
         response.setHeader("Content-disposition", contentDispositionValue.toString());
         response.setHeader("download-filename", percentEncodedFileName);