Fixup! gprs: Generate proper data_call_list

Change-Id: I6ffef0004ffc0b076aec136baa173d8b06451a50
GPRS: Added implementation of STARTING_NETWORK_IND and STOP_NETWORK_IND packets
Removed error chcking in ipc_proto_stop_network_cnf

Change-Id: Ifef65539ef22092b90868d82ca139575999911d8