update 优化 excel 导出不必要的请求头

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

@@ -35,7 +35,6 @@ public class FileUtils extends FileUtil {
             .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);