Bump path-to-regexp from 6.2.2 to 6.3.0 in /docs

Bumps [path-to-regexp](https://github.com/pillarjs/path-to-regexp) from 6.2.2 to 6.3.0.
- [Release notes](https://github.com/pillarjs/path-to-regexp/releases)
- [Changelog](https://github.com/pillarjs/path-to-regexp/blob/master/History.md)
- [Commits](pillarjs/path-to-regexp@v6.2.2...v6.3.0)

---
updated-dependencies:
- dependency-name: path-to-regexp
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]