Add missing function calls for proper gtp-u initialization in NSA scenario

executables/nr-softmodem.c

@@ -388,6 +388,10 @@ int create_gNB_tasks(uint32_t gnb_nb) {
       LOG_E(NR_RRC, "Create task for NR RRC gNB failed\n");
       return -1;
     }
+    if (itti_create_task (TASK_GTPV1_U, &nr_gtpv1u_gNB_task, NULL) < 0) {
+      LOG_E(GTPU, "Create task for GTPV1U failed\n");
+      return -1;
+    }
   }
 
   return 0;