feat(GlLink): Add and update tokens

mentioned in commit 5bf1edb3

mentioned in merge request status-page!903

mentioned in merge request gitlab-org/editor-extensions/gitlab-jetbrains-plugin!911 (merged)

mentioned in merge request gitlab-org/gitlab-services/design.gitlab.com!4039 (merged)

mentioned in merge request gitlab!165456 (closed)

mentioned in merge request gitlab!165458 (merged)

mentioned in commit 6700daff

mentioned in merge request gitlab!165726 (merged)

mentioned in merge request gitlab!166177 (merged)

mentioned in merge request gitlab-org/frontend/pajamas-adoption-scanner!348 (merged)

mentioned in merge request gitlab-org/frontend/playground/accessibility-scanner!50 (merged)

mentioned in merge request gitlab-org/frontend/pajamas-adoption-scanner!349 (merged)

mentioned in merge request gitlab-org/frontend/playground/accessibility-scanner!51 (merged)