bug fix

src/views/work-hours/work-hours-manage/work-attendance/index.vue

@@ -11,7 +11,6 @@
       <t-button
         v-if="perm.BUTTON_BatchExport"
         theme="primary"
-        :disabled="!selectedRowKeys.length"
         @click="multExport"
         >批量导出</t-button
       >