Expanding the Registration Feature Program 16.0
### Release notes
You can now access five more paid features for free under the [Registration Features](https://about.gitlab.com/direction/registration-initiatives/#registration-features) program. If you are a GitLab self-managed user running GitLab EE, simply register with GitLab and send us activity data through [Service Ping](https://docs.gitlab.com/ee/development/service_ping/index.html?_gl=1*1pwpvgx*_ga*MzI2ODY2MDk0LjE2ODExMjA3NzM.*_ga_ENFH3X7M5Y*MTY4MzIzODg0My43NS4wLjE2ODMyMzg4NTkuMC4wLjA.#what-is-service-ping) and you can enjoy these additional features:
1. [Password Complexity Policy](https://docs.gitlab.com/ee/user/admin_area/settings/sign_up_restrictions.html#password-complexity-requirements)
2. [Track description changes](https://docs.gitlab.com/ee/user/discussions/index.html#view-description-change-history)
3. [Issue board configuration](https://docs.gitlab.com/ee/user/project/issue_board.html#configurable-issue-boards)
4. [Maintenance Mode](https://docs.gitlab.com/ee/administration/maintenance_mode/index.html)
5. [Coverage Guided Fuzz Testing](https://docs.gitlab.com/ee/user/application_security/coverage_fuzzing/#coverage-guided-fuzz-testing)
### Problem to solve
Details of the problem we are solving is here: https://gitlab.com/groups/gitlab-org/-/epics/8977#messaging-pitch-for-involving-pms
### Success Criteria
All success criteria for the issues listed here are met
- [x] https://gitlab.com/gitlab-org/gitlab/-/issues/391535+s
- [x] https://gitlab.com/gitlab-org/gitlab/-/issues/404703+s
- [x] https://gitlab.com/gitlab-org/gitlab/-/issues/404704+s
- [x] https://gitlab.com/gitlab-org/gitlab/-/issues/404705+s
- [x] https://gitlab.com/gitlab-org/gitlab/-/issues/377751+s
### Feature Usage Metrics
https://app.periscopedata.com/app/gitlab/931360/Product-Intelligence---Service-Ping-Insights
epic