fix rfsimulator initialized variable, first pass on gNB scope, bugs

cmake_targets/CMakeLists.txt

common/utils/simple_executable.h

common/utils/threadPool/thread-pool.h

executables/nr-softmodem.c

executables/nr-softmodem.h

executables/nr-ue.c

executables/nr-uesoftmodem.c

executables/stats.c

openair1/PHY/CODING/nr_polar_init.c

openair1/PHY/INIT/nr_init_ue.c

openair1/PHY/TOOLS/nr_phy_scope.c

openair1/PHY/TOOLS/nr_phy_scope.h

openair1/PHY/phy_extern.h

openair1/PHY/phy_extern_nr_ue.h

openair1/PHY/phy_extern_ue.h

openair1/PHY/phy_vars.h

openair1/PHY/phy_vars_nr_ue.h

openair1/PHY/phy_vars_ue.h

openair1/SCHED_NR_UE/phy_procedures_nr_ue.c

targets/ARCH/rfsimulator/simulator.c