Merge branch 'nr_pbchsim' into develop-nr-merge2

cmake_targets/CMakeLists.txt

cmake_targets/autotests/test_case_list.xml

cmake_targets/build_oai

cmake_targets/phy_simulators/CMakeLists.txt

common/utils/LOG/log.h

oaienv

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoder.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_decoding_tools.c

openair1/PHY/CODING/nrPolar_tools/nr_polar_defs.h

openair1/PHY/CODING/nrPolar_tools/nr_polar_encoder.c

openair1/PHY/CODING/nr_polar_init.c

openair1/PHY/INIT/nr_init.c

openair1/PHY/INIT/nr_init_ue.c

openair1/PHY/INIT/nr_parms.c

openair1/PHY/INIT/phy_init.h

openair1/PHY/LTE_UE_TRANSPORT/initial_sync.c

openair1/PHY/MODULATION/modulation_common.h

openair1/PHY/MODULATION/ofdm_mod.c

openair1/PHY/MODULATION/slot_fep_nr.c

openair1/PHY/NR_REFSIG/nr_dmrs_rx.c