§ 7. Partition of lands held by the state in joint tenancy or tenancy in common. Whenever the commissioner of general services directs, the attorney-general shall cause partition to be made of any real property held in joint tenancy or tenancy in common, in which the people of the state are interested, and for that purpose he may, in the name of the people, do all such acts as any joint tenant or tenant in common is authorized by law to do.