Merge branch 'bdenkovych-issue-467313' into 'master'

Add script that identifies dates when most of tokens expire to the docs

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/157782



Merged-by: Jon Glassman <jglassman@gitlab.com>
Co-authored-by: Bogdan Denkovych <bdenkovych@gitlab.com>