### Description Trying to use gpt-5.2-codex with the 'none' variant results in an error. ### Plugins - ### OpenCode version 1.1.11 ### Steps to reproduce _No response_ ### Screenshot and/or share link <img width="871" height="234" alt="Image" src="https://github.com/user-attachments/assets/29ca7761-040a-45ba-b9e2-5198fe704096" /> ### Operating System _No response_ ### Terminal _No response_