Add metered billing cron for services

[michaeljguarino]

Summary

Will be how we will report service usage to stripe for all registered clusters

Test Plan

unit test

Checklist

• [ ] If required, I have updated the Plural documentation accordingly.
• [ ] I have added tests to cover my changes.
• [ ] I have added a meaningful title and summary to convey the impact of this PR to a user.
• [ ] I have added relevant labels to this PR to help with categorization for release notes.

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Job Runtime