Merge branch 'RU-RAU-split' of https://gitlab.eurecom.fr/oai/openairinterface5g into RU-RAU-split

openair1/PHY/INIT/lte_init.c

openair1/PHY/LTE_TRANSPORT/dci.c

openair1/PHY/LTE_TRANSPORT/dci_tools.c

openair1/PHY/LTE_TRANSPORT/if4_tools.c

openair1/PHY/LTE_TRANSPORT/if4_tools.h

openair1/PHY/LTE_TRANSPORT/pbch.c

openair1/PHY/LTE_TRANSPORT/prach.c

openair1/PHY/LTE_TRANSPORT/proto.h

openair1/PHY/defs.h

openair1/PHY/impl_defs_lte.h

openair1/SCHED/defs.h

openair1/SCHED/phy_procedures_lte_eNb.c

openair2/ENB_APP/enb_config.c

openair2/LAYER2/MAC/config.c

openair2/LAYER2/MAC/defs.h

openair2/LAYER2/MAC/eNB_scheduler.c

openair2/LAYER2/MAC/eNB_scheduler_RA.c

openair2/LAYER2/MAC/eNB_scheduler_bch.c

openair2/LAYER2/MAC/eNB_scheduler_primitives.c

openair2/LAYER2/MAC/main.c