removing pbch_config structure

nfapi/open-nFAPI/nfapi/public_inc/fapi_nr_ue_interface.h

openair1/PHY/INIT/nr_parms.c

openair1/PHY/INIT/phy_init.h

openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c

openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c

openair1/PHY/defs_nr_common.h

openair1/SCHED_NR/phy_procedures_nr_gNB.c

openair1/SCHED_NR_UE/defs.h

openair1/SCHED_NR_UE/phy_procedures_nr_ue.c

openair1/SIMULATION/NR_PHY/pbchsim.c

openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c