Changes to Update an agent session

added the optional property agent/experimental to the response with the 200 status

added the optional property agent/compaction to the response with the 200 status

added AgentToolResourceAutomations to the agent/tools/items response property oneOf list for the response status 200

added automations discriminator mapping keys to the agent/tools/items response property for the response status 200

added the new ultrafast enum value to the request property agent/service_tier/anyOf[#/components/schemas/ServiceTierParam]

removed the request property spend_control

removed the optional property spend_control from the response with the 200 status

added the new optional request property spend_control

added the optional property spend_control to the response with the 200 status

endpoint added