Bennet Bo Fenner 7fc0b5ac66 copilot: Fix cache control error (#56632) ...

#56472 broke Copilot chat

> Failed to connect to API: 400 Bad Request {"message":"cache_control:
Extra inputs are not permitted"}

This PR makes it so that we still use the legacy caching approach for
Copilot

Release Notes:

- N/A

2026-05-13 13:34:47 +00:00

..

language_models_cloud.rs

copilot: Fix cache control error (#56632)

2026-05-13 13:34:47 +00:00