Bump pymdown-extensions from 9.9.2 to 10.0

Bumps [pymdown-extensions](https://github.com/facelessuser/pymdown-extensions) from 9.9.2 to 10.0.
- [Release notes](https://github.com/facelessuser/pymdown-extensions/releases)
- [Commits](https://github.com/facelessuser/pymdown-extensions/compare/9.9.2...10.0

)

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

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