chore(pip): bump pymdown-extensions from 9.11 to 10.0 (#20)

Bumps [pymdown-extensions](https://github.com/facelessuser/pymdown-extensions) from 9.11 to 10.0.
- [Release notes](https://github.com/facelessuser/pymdown-extensions/releases)
- [Commits](facelessuser/pymdown-extensions@9.11...10.0)

---
updated-dependencies:
- dependency-name: pymdown-extensions
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>