ubuntu:23.04 EOL - Replace CI with ubuntu:latest

[COM8]

Description

ubuntu:23.04 is EOL and leads to issues inside CI runs.

Calling apt update leads to:

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Ign:1 http://security.ubuntu.com/ubuntu lunar-security InRelease
Ign:2 http://archive.ubuntu.com/ubuntu lunar InRelease
Err:3 http://security.ubuntu.com/ubuntu lunar-security Release
  404  Not Found [IP: 185.125.190.82 80]
Ign:4 http://archive.ubuntu.com/ubuntu lunar-updates InRelease
Ign:5 http://archive.ubuntu.com/ubuntu lunar-backports InRelease
Err:6 http://archive.ubuntu.com/ubuntu lunar Release
  404  Not Found [IP: 185.125.190.83 80]
Err:7 http://archive.ubuntu.com/ubuntu lunar-updates Release
  404  Not Found [IP: 185.125.190.83 80]
Err:8 http://archive.ubuntu.com/ubuntu lunar-backports Release
  404  Not Found [IP: 185.125.190.83 80]
Reading package lists...
E: The repository 'http://security.ubuntu.com/ubuntu lunar-security Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu lunar Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu lunar-updates Release' does not have a Release file.
E: The repository 'http://archive.ubuntu.com/ubuntu lunar-backports Release' does not have a Release file.

Example/How to Reproduce

1. Run podman run -i -t ubuntu:23.04 /bin/bash
2. Inside the container run apt update

Possible Fix

Replace ubuntu:23.04 and ubuntu:22.04 with ubuntu:latest

Where did you get it from?

GitHub (branch e.g. master)

Additional Context/Your Environment

Not relevant.