Support the latest NGINX Plus distro updates

[alessfg]

Proposed changes

• Add Ubuntu jammy (22.04) to the NGINX list of tested and supported platforms.
• Add RHEL 9 to the NGINX list of tested and supported platforms.
• Add Alpine Linux 3.16 to the NGINX list of tested and supported platforms (and remove Alpine Linux 3.12).

Checklist

Before creating a PR, run through this checklist and mark each as complete.

• I have read the CONTRIBUTING document
• I have added Molecule tests that prove my fix is effective or that my feature works
• I have checked that any relevant Molecule tests pass after adding my changes
• I have updated any relevant documentation (defaults/main/*.yml, README.md and CHANGELOG.md)