53789 feature toggle for organic login adoption

[holytoastr]

Summary

• Added feature flag for organic login.gov adoption experiment
• Added devs to flipper admin list for testing
• Team: Identity

Related issue(s)

• Feature toggle for organic adoption experiment va.gov-team#53789
• 53789

Testing done

• Previously: Feature flag was not available
• To verify: Load flipper admin page and confirm flag is available
• Tests completed: Manual testing to confirm flag is available

Screenshots

What areas of the site does it impact?

No impact. Flipper flag is available but not in use yet.

Acceptance criteria

• I fixed|updated|added unit tests and integration tests for each feature (if applicable).
• No error nor warning in the console.
• Events are being sent to the appropriate logging solution
• Documentation has been updated (link to documentation)
• No sensitive information (i.e. PII/credentials/internal URLs/etc.) is captured in logging, hardcoded, or specs
• Feature/bug has a monitor built into Datadog or Grafana (if applicable)
• If app impacted requires authentication, did you login to a local build and verify all authenticated routes work as expected
• I added a screenshot of the developed feature

Requested Feedback

My first PR at VA! Please be gentle! 🙇‍♀️

[bosawt]

Looks good!