Play all manual jobs in a stage

What does this MR do?

Adds implementation to play all manual jobs in a stage

Screenshot	Video
	play_all_2

EE Port: https://gitlab.com/gitlab-org/gitlab-ee/merge_requests/11501

Does this MR meet the acceptance criteria?

Conformity

• Changelog entry
• Documentation created/updated or follow-up review issue created
• Code review guidelines
• Merge request performance guidelines
• Style guides
• [-] Database guides
• Separation of EE specific content

Performance and testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• Tested in all supported browsers

To do

Backend

• On 'Play all' endpoint return 'button title', 'icon name'
• Specs for the services and the endpoints
• Refactor
• Fix performance problem
• Manual QA
• Compare performance of this solution with the manual current solution. (can be done in a follow up issue)

Frontend

• Render action component in each stage column when play_all is provided
• Add specs

Closes #28741 (closed)

Manual QA

With only manual stages	With stages that are not manual	With a combination of manual and different stages
Button appears for every stage	Button does not appear	Button appears for manual stages only

Activating multiple manual stages at once
manual_qa