Update job page layout

What does this MR do and why?

Update job page layout

• Remove time data columns
• Remove job ID from sidebar
• Move title to top of page and out of sidebar
• Only show buttons block if actions exist
• Update line height
• Remove job label from title

Screenshots or screen recordings

Before	After

How to set up and validate locally

http://localhost:3000/gitlab-org/gitlab-test/-/jobs/992

UX Paper Cuts 16.4 → Pipelines and Jobs (#408231 - closed), UX Paper Cuts 16.5 → Cleanup (#424403 - closed)