CI: deploy sabox 5GC through cls_core.py, use in Ping/Iperf

- issue sabox commands from ci_infra.yaml
- use for sabox-nepes (un)deployment, ping, iperf in all XML files

ci-scripts/xml_files/container_sa_b200_quectel.xml

@@ -130,6 +130,7 @@
     <class>Ping</class>
     <desc>Ping: 20pings in 20sec</desc>
     <id>idefix</id>
+    <svr_id>sabox-nepes</svr_id>
     <ping_args>-c 20 %cn_ip%</ping_args>
     <ping_packetloss_threshold>1</ping_packetloss_threshold>
     <ping_rttavg_threshold>15</ping_rttavg_threshold>
@@ -139,6 +140,7 @@
     <class>Ping</class>
     <desc>Ping: 100pings in 20sec</desc>
     <id>idefix</id>
+    <svr_id>sabox-nepes</svr_id>
     <ping_args>-c 100 -i 0.2 %cn_ip%</ping_args>
     <ping_packetloss_threshold>1</ping_packetloss_threshold>
     <ping_rttavg_threshold>15</ping_rttavg_threshold>