remote: Close window when SSH connection fails (#41782)

## Context 

This PR closes issue https://github.com/zed-industries/zed/issues/41781

It essentially `matches` the result of opening the connection here
https://github.com/zed-industries/zed/blob/f7153bbe8a869d0e2b25efed64fd7e4217899b63/crates/recent_projects/src/remote_connections.rs#L650

and adds a Close / Retry alert that upon 'Close' closes the new window
if the result is an error
b625263989kallyaleksiev committed on 11/3/2025, 11:13:20 AM· committed by GitHubparentc8f9db2
1 file changedLine totals unavailable