Remove ignored_components from PE error budget

Once custom error budgets have been set for grouppipeline execution REST API and Rails controller endpoints, we need to remove the ignored_components key from https://gitlab.com/gitlab-com/runbooks/-/blob/master/services/teams.yml.

Implementation table

Description Link Milestone Timeframe
Assign custom Apdex targets for CI jobs endpoints #344667 (closed) %14.9 ~"FY22::Q4"
Set low urgency as Apdex targets for remaining PE endpoints #360273 (closed) %15.0 ~"FY23::Q2"
Remove ignored_components from PE error budget 👈 You are here %15.0 ~"FY23::Q2"
Introduce Keyset pagination for GET /api/:version/projects/:id/jobs API endpoint #362172 (closed) %15.5 ~"FY23::Q3"
Backend: Improve performance of GraphqlController#execute #361377 TBD ~"FY23::Q3"
Backend: Improve performance of PATCH /api/:version/jobs/:id/trace #353802 TBD ~"FY23::Q3"
Assign custom Apdex targets for remaining PE endpoints #348554 TBD ~"FY23::Q3"
Edited by Mark Nuzzo