Update OpenAPI spec

[alisalahio]

Automated OpenAPI spec update.

[greptile-apps]

Confidence Score: 5/5

The PR appears safe to merge because no blocking failure remains within the eligible follow-up-review scope.

Summary

• Adds team and page-team-member operations and schemas.
• Adds subscriber status filters.
• Renames workspace-member terminology in on-call, routing, and escalation contracts.

_{Reviews (2) · Last reviewed commit: "Update OpenAPI spec"}