Add usage data collection to geo secondaries [RUN ALL RSPEC] [RUN AS-IF-FOSS]

What does this MR do?

• Add a cron worker to collect and update the secondary usage data table
• Add a placeholder that does the data collection
• Add a new cron to cron_manager and settings, running weekly on Sunday.

Relates to #323220 (closed)

No changelog since this is behind a feature flag.

Does this MR meet the acceptance criteria?

Conformity

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  • I have not included a changelog entry because _____.
• Documentation (if required)
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• Style guides
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• Separation of EE specific content

Availability 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
• Informed Infrastructure department of a default or new setting change, if applicable per definition of done

Security

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• Label as security and @ mention @gitlab-com/gl-security/appsec
• The MR includes necessary changes to maintain consistency between UI, API, email, or other methods
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