Update mendes requirement from 0.0.59 to 0.0.60
Update mendes requirement from 0.0.59 to 0.0.60

Updates the requirements on [mendes](https://github.com/djc/mendes) to permit the latest version.
- [Release notes](https://github.com/djc/mendes/releases)
- [Commits](https://github.com/djc/mendes/commits)

---
updated-dependencies:
- dependency-name: mendes
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
djc/askama,djc/askama,djc/askama