After setting a `grok` model via the agent panel, the settings complains that it doesn't recognize the language model provider: <img width="1005" height="188" alt="SCR-20250829-tqqd" src="https://github.com/user-attachments/assets/a25fc7e0-60f0-44fd-96d2-b1cb316d06b6" /> Also, sorted the list, in the follow-up commit. Release Notes: - N/A