Amazon Linux 2 support and distro-specific packages for GitLab

What this post added

This post announces the official support for Amazon Linux 2 as a distribution for GitLab instances and runners, starting with GitLab version 15.0. It details the availability of distro-specific packages for x86 and ARM architectures and outlines the transition plan from the previous workaround of using EL7 packages for Amazon Linux 2. It provides specific instructions and code snippets for users to test and manage this transition in their automation, including how to peg to EL7 packages or adopt the new Amazon Linux 2 packages early. It also highlights the availability of ARM RPM packages for Amazon Linux 2 and the upcoming changes to the `script.rpm.sh` script.