Configure fast APT mirror

Version updated for vegardit/fast-apt-mirror.sh to version 1.2.0.

• This action is used across all versions by 41 repositories.

Go to the GitHub Marketplace to find the latest changes.

Release notes

Full Changelog: https://github.com/vegardit/fast-apt-mirror.sh/compare/1.1.0...1.2.0

• support Ubuntu 24.04
• improve determination of up-to-date mirrors

• vegardit
• GitHub Actions