Moved DLSCH PHY structure to stack

executables/nr-ue.c

openair1/PHY/INIT/nr_init_ue.c

openair1/PHY/INIT/phy_init.h

openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c

openair1/PHY/NR_UE_ESTIMATION/nr_estimation.h

openair1/PHY/NR_UE_ESTIMATION/nr_ue_measurements.c

openair1/PHY/NR_UE_TRANSPORT/dci_nr.c

openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_decoding.c

openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_demodulation.c

openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c

openair1/PHY/NR_UE_TRANSPORT/nr_pbch.c

openair1/PHY/NR_UE_TRANSPORT/nr_transport_proto_ue.h

openair1/PHY/NR_UE_TRANSPORT/nr_transport_ue.h

openair1/PHY/defs_nr_UE.h

openair1/SCHED_NR_UE/defs.h

openair1/SCHED_NR_UE/fapi_nr_ue_l1.c

openair1/SCHED_NR_UE/phy_procedures_nr_ue.c

openair1/SIMULATION/NR_PHY/dlschsim.c

openair1/SIMULATION/NR_PHY/dlsim.c

openair1/SIMULATION/NR_PHY/pbchsim.c