remove un-necessary global variables

common/utils/LOG/log.c

common/utils/load_module_shlib.c

common/utils/load_module_shlib.h

common/utils/ocp_itti/intertask_interface.cpp

executables/create_tasks.c

executables/create_tasks_mbms.c

executables/create_tasks_ue.c

executables/lte-softmodem.c

executables/lte-uesoftmodem.c

executables/nr-softmodem.c

executables/softmodem-common.c

executables/softmodem-common.h

nfapi/oai_integration/nfapi_pnf.c

nfapi/open-nFAPI/pnf_sim/src/main.cpp

nfapi/open-nFAPI/vnf/src/vnf_p7.c

openair1/PHY/LTE_ESTIMATION/freq_equalization.c

openair1/PHY/LTE_ESTIMATION/lte_eNB_measurements.c

openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c

openair1/PHY/LTE_TRANSPORT/edci.c

openair1/PHY/LTE_TRANSPORT/prach_common.c