free memory to reduce the memory leaks

executables/nr-uesoftmodem.c

openair2/COMMON/ngap_messages_types.h

openair2/COMMON/sctp_messages_types.h

openair2/E1AP/e1ap_common.c

openair2/F1AP/f1ap_itti_messaging.c

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c

openair2/RRC/NR/MESSAGES/asn1_msg.c

openair2/RRC/NR/MESSAGES/asn1_msg.h

openair2/RRC/NR/rrc_gNB.c

openair2/RRC/NR/rrc_gNB_NGAP.c

openair2/X2AP/x2ap_eNB_itti_messaging.c

openair3/NGAP/ngap_gNB_context_management_procedures.c

openair3/NGAP/ngap_gNB_itti_messaging.c

openair3/SCTP/sctp_eNB_task.c