Bump asserts from 0.10.0 to 0.11.1
Bump asserts from 0.10.0 to 0.11.1

Bumps [asserts](https://github.com/srittau/python-asserts) from 0.10.0 to 0.11.1.
- [Release notes](https://github.com/srittau/python-asserts/releases)
- [Changelog](https://github.com/srittau/python-asserts/blob/master/NEWS.md)
- [Commits](https://github.com/srittau/python-asserts/compare/v0.10.0...v0.11.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
srittau/python-htmlgen