Patch Changes

• e12411e: chore(provider/gateway): update gateway model settings files
• 5d894a7: feat(gateway): expose ruleId on GatewayForbiddenError so callers can identify which routing rule denied a request
• fdb6d5d: feat(provider/openai,provider/gateway): add gpt-5.6 model ids
• d25a084: feat (provider/xai): add grok-4.5 model id
• Updated dependencies [0f93c57]
  • @ai-sdk/[email protected]
  • @ai-sdk/[email protected]