Remove various unused CI tables and column (!9639) · Merge requests · GitLab.org / GitLab FOSS · GitLab

What does this MR do?

Remove following:

Tables

ci_application_settings
ci_events
ci_jobs
ci_sessions
ci_taggings
ci_tags

Columns

ci_commits.push_data
ci_builds.job_id
ci_builds.deploy

What are the relevant issue numbers?

Closes #28869 (closed)