Draft: Implementation of the Sim-Eap DBus interface

The Sim-Eap interface on ModemManager is designed for adding EAP-SIM, EAP-AKA, and EAP-AKAP WiFi authentication on Chrome OS. This interface is implemented by a SIM object and provides the aforementioned EAP authentication protocols.

Added DBus interface for EAP authentication support Implementation for this interface was added for an MBIM SIM. This latest version of the MM Sim-Eap interface has a working EAP-SIM and EAP-AKA mechanism, however the EAP-AKAP is still in the process of debugging