chore: update copyright (#54)

Author: wanghe-fit2cloud

mkdocs.yml

@@ -245,7 +245,7 @@ extra_javascript:
   - js/termynal.js
   - js/custom.js
 
-copyright: Copyright &copy; 2014-2025 <a href="https://www.fit2cloud.com">杭州飞致云信息科技有限公司</a>, All Rights Reserved. <a href="http://www.beian.miit.gov.cn" target="_blank">浙ICP备14038283号-5</a>
+copyright: Copyright &copy; 2014-2026 <a href="https://www.fit2cloud.com">杭州飞致云信息科技有限公司</a>, All Rights Reserved. <a href="http://www.beian.miit.gov.cn" target="_blank">浙ICP备14038283号-5</a>
 
 plugins:
   - search: