Creates a group access token.
Usage: gitlab.group.access_token.create [options...] <group> <name> <scopes...>
Options:
-e <expiration> Expiration date in format YYYY-MM-DD, default: max. allowable lifetime.
-l <access level> Role for the token, default: 40 => Maintainer
Access levels:
10 => Guest
20 => Reporter
25 => Security Manager
30 => Developer
40 => Maintainer
50 => Owner
Scopes: e.g. api, read_api, read_repository, write_repository, read_registry, write_registry
https://docs.gitlab.com/security/tokens/access_token_scopes/
