Describe the bug / provide steps to reproduce it

When you have something open in one window copilot will make suggestions based on it in other windows.

this may be preferable in some cases but is bothersome when not.

Environment

Zed: v0.120.6 (Zed)
OS: macOS 14.3.0
Memory: 8 GiB
Architecture: aarch64

If applicable, add mockups / screenshots to help explain present your vision of the feature