fix: 下载检查报告，时间格式化

buhuazhen

2026-06-02 f19813677afaf7b9218a6ed2dee7381a395c3ad5

 src/main/java/com/ruoyi/project/monitor/controller/SysOperlogController.java

@@ -64,6 +64,6 @@
    public AjaxResult clean()

    {

        operLogService.cleanOperLog();

        return AjaxResult.success();

        return success();

    }

}