Closes https://github.com/zed-industries/zed/issues/11887

ESC is always captured in terminal due to 


https://github.com/zed-industries/zed/blob/980bfae331dd5078bbba9fe0f3993d9ad5ca6e29/crates/terminal/src/terminal.rs#L1339-L1353

so this part is not fixed.

Otherwise, all other drags are cancelled when ESC is pressed:


https://github.com/user-attachments/assets/6e70a1e5-c244-420b-9dec-ae2ac2997a59


Release Notes:

- Allowed to use ESC to cancel dragging in Zed