adding four fields into the sdk

[duharry0915]

Adding five variable fields into the SDK

1. billing_id (string, optional)
2. billing_type (string, optional)
3. billing_subscription_id (string, optional)
4. authentication_id (string, optional)
5. authentication_type (string, optional)

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Summary by cubic

Added five optional fields to the Organization schema to support Stripe billing and external auth, aligning with ENG-232.

• New Features
  • Billing: billing_id, billing_type, billing_subscription_id
  • Authentication: authentication_id, authentication_type

^{Written for commit 4f62fd0. Summary will update on new commits.}

[github-actions]

✨ API Changes

# API Changelog n/a vs. n/a

## GET /v0/organizations
-  added the optional property 'authentication_id' to the response with the '200' status
-  added the optional property 'authentication_type' to the response with the '200' status
-  added the optional property 'billing_id' to the response with the '200' status
-  added the optional property 'billing_subscription_id' to the response with the '200' status
-  added the optional property 'billing_type' to the response with the '200' status

💡 Download api-changelog-diff artifact or tag @fern Writer in #github-prs for changelog.

[github-actions]

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[cubic-dev-ai]

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