Skip wp-cli-roadmap repo

Author: schlessera

.maintenance/clone-all-repositories.php

@@ -9,6 +9,7 @@
 	'sample-plugin',
 	'snapshot-command',
 	'wp-cli-dev',
+	'wp-cli-roadmap',
 );
 
 $request        = 'https://api.github.com/orgs/wp-cli/repos?per_page=100';