merge develop and fix one double free bug in nr_dlschsim

ci-scripts/cls_containerize.py

ci-scripts/conf_files/gNB_SA_CU.conf

ci-scripts/conf_files/gNB_SA_DU.conf

...onf_files/gnb.band78.sa.fr1.106PRB.2x2.usrpn310.asue.conf

ci-scripts/conf_files/gnb.sa.band66.fr1.106PRB.usrpn300.conf

ci-scripts/ran.py

ci-scripts/xml_files/container_5g_rfsim.xml

cmake_targets/CMakeLists.txt

doc/TESTING_5GSA_setup.md

executables/nr-ue.c

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

openair1/PHY/INIT/nr_init.c

openair1/PHY/INIT/nr_init_ue.c

openair1/PHY/LTE_UE_TRANSPORT/transport_ue.h

openair1/PHY/LTE_UE_TRANSPORT/ulsch_modulation.c

openair1/PHY/MODULATION/slot_fep.c

openair1/PHY/NR_ESTIMATION/nr_ul_channel_estimation.c

openair1/PHY/NR_REFSIG/nr_gold.c

openair1/PHY/NR_REFSIG/nr_gold_ue.c

openair1/PHY/NR_REFSIG/nr_refsig.h