Merge pull request #5345 from znull/znull/ssh-config-example

ssh.go: use setup example that should work with any ssh config

pkg/cmd/codespace/ssh.go

@@ -59,7 +59,7 @@ func newSSHCmd(app *App) *cobra.Command {
 			$ gh codespace ssh
 
 			$ gh codespace ssh --config > ~/.ssh/codespaces
-			$ echo 'include ~/.ssh/codespaces' >> ~/.ssh/config
+			$ printf 'Match all\nInclude ~/.ssh/codespaces\n' >> ~/.ssh/config
 		`),
 		PreRunE: func(c *cobra.Command, args []string) error {
 			if opts.stdio {