Design: Token Validity check manual update

Problem to solve

Once [Experiment] Display GitLab token Status in Vul... (&16589) • Craig Smith • 18.2 • On track is completed, token status information will be available on vulnerability findings. However, this information will only be updated when new scans are performed. Users will need a way to manually trigger a status check for GitLab tokens to get the most up-to-date information.

• We will also need a timestamp of when the validity check was last performed as it will likely deviate from the last pipeline run.