Moves shared quota getter into CE

What does this MR do?

Moves shared quota getter into CE Moves shared runner component into CE

What are the relevant issue numbers?

Closes https://gitlab.com/gitlab-org/gitlab-ee/issues/10095 Closes https://gitlab.com/gitlab-org/gitlab-ee/issues/10094

Does this MR meet the acceptance criteria?

• Changelog entry added, if necessary
• Documentation created/updated via this MR
• Documentation reviewed by technical writer or follow-up review issue created
• Tests added for this feature/bug
• Tested in all supported browsers
• Conforms to the code review guidelines
• Conforms to the merge request performance guidelines
• Conforms to the style guides