fix: upgrade @docusaurus/plugin-debug from 3.7.0 to 3.8.1

Snyk has created this PR to upgrade @docusaurus/plugin-debug from 3.7.0 to 3.8.1.

See this package in npm:
@docusaurus/plugin-debug

See this project in Snyk:
https://app.snyk.io/org/pingguomc/project/f99dbf3d-7c75-47eb-a5cb-cf62971c7431?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot