Remove legacy reference to ansible action_plugins
Remove legacy reference to ansible action_plugins

This was left around when we forked the synchronize module but since
that has been removed, lets remove the molecule reference as well.

garrettr/securedrop,garrettr/securedrop,garrettr/securedrop,conorsch/securedrop,heartsucker/securedrop,heartsucker/securedrop,conorsch/securedrop,heartsucker/securedrop,conorsch/securedrop,ehartsuyker/securedrop,conorsch/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,ehartsuyker/securedrop,conorsch/securedrop,ehartsuyker/securedrop,ehartsuyker/securedrop,heartsucker/securedrop,ehartsuyker/securedrop,garrettr/securedrop