feat(css): Add gl-min-h-5 class

mentioned in commit 032e516d

mentioned in merge request gitlab-org/frontend/pajamas-adoption-scanner!121 (merged)

mentioned in merge request status-page!695 (merged)

mentioned in merge request gitlab!110931 (merged)

mentioned in merge request gitlab-docs!3520 (merged)

mentioned in merge request gitlab-org/gitlab-services/design.gitlab.com!3243 (merged)

mentioned in merge request gitlab-org/frontend/pajamas-adoption-scanner!122 (merged)

mentioned in merge request gitlab!111204 (merged)