Bump axios from 0.19.0 to 0.30.0 in /docs

Bumps [axios](https://github.com/axios/axios) from 0.19.0 to 0.30.0.
- [Release notes](https://github.com/axios/axios/releases)
- [Changelog](https://github.com/axios/axios/blob/v0.30.0/CHANGELOG.md)
- [Commits](axios/axios@v0.19.0...v0.30.0)

---
updated-dependencies:
- dependency-name: axios
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]