fix excel

src/main/java/com/izouma/awesomeAdmin/utils/excel/ExcelUtils.java

@@ -16,7 +16,7 @@ public class ExcelUtils<T> {
         response.setContentType("application/vnd.ms-excel");
         response.setCharacterEncoding("utf-8");
         response.setHeader("Content-Disposition", "attachment;filename=" + fileName);
-        EasyExcel.write(response.getOutputStream(), User.class).sheet("sheet")
+        EasyExcel.write(response.getOutputStream(), data.get(0).getClass()).sheet("sheet")
                  .registerConverter(new LocalDateConverter())
                  .registerConverter(new LocalDateTimeConverter())
                  .doWrite(data);