knot was updated to 3.1.8:

- Update to version 3.1.8, see: https://www.knot-dns.cz/2022-04-28-version-318.html
- Update to version 3.1.7, see: https://www.knot-dns.cz/2022-03-30-version-317.html
- Update to version 3.1.6, see: https://www.knot-dns.cz/2022-02-08-version-316.html
- Update to version 3.1.5, see: https://www.knot-dns.cz/2021-12-20-version-315.html
- Update to version 3.1.4, see: https://www.knot-dns.cz/2021-11-04-version-314.html
- Update to version 3.1.3, see: https://www.knot-dns.cz/2021-10-18-version-313.html
- migrate to user creation via sysuser-tools
- Update to version 3.1.2, see: https://www.knot-dns.cz/2021-09-08-version-312.html
- Update to version 3.1.1, see: https://www.knot-dns.cz/2021-08-10-version-311.html
- Update to version 3.1.0, see: https://www.knot-dns.cz/2021-08-02-version-310.html
- Update to version 3.0.7, see: https://www.knot-dns.cz/2021-06-16-version-307.html
- Update to version 3.0.6, see: https://www.knot-dns.cz/2021-05-12-version-306.html
- Make /etc/knot directory owned by knot - fix reload action
- Update to version 3.0.5, see: https://www.knot-dns.cz/2021-03-25-version-305.html