Frontend: Add links to GL university

Summary

• More context in the Brainstorm ideas to integrate GitLab University... (#467978), relevant to OKR: https://gitlab.com/gitlab-com/gitlab-OKRs/-/work_items/9004

Definition of Done

Users can find more information about the GL university in their CI/CD workflows.

• Build > Pipeline: Empty states
• Build > Pipeline Editor: Help drawer
• Link: https://university.gitlab.com/pages/ci-cd-content

Details

Design spec

• Figma dev 🔗
• Design tab 👉 Pipeline Empty state
• Design editor 👉 Pipeline Editor Help drawer
• Figjam exploration (Empty states)

Roles involved

• Design
• Technical Writing
• Backend
• Frontend
• Test engineering

NOTE: When work is ready to be defined, please create appropriate sub-tasks.