Explore GitLab Detective checks for GitLab 17.0 breaking changes

🗺️ Overview

Let's explore introducing GitLab Detective checks for the breaking changes that appear in GitLab 17.0.

• https://docs.gitlab.com/update/deprecations/?removal_milestone=17.0&breaking_only=true
• See gitlab-com/support/support-team-meta#6723 (closed) for some notes on breaking change impact analysis for 18.0 and see !38 (merged) for the MR that introduced the breaking changes checks for GitLab 18.0.
• See Types of Checks for notes on the types of checks.

🕰️ Timeline

Right now, this is independent of the work we're doing for early May.