L2SS-680: Add empty PDU device

Closes L2SS-680

sbin/run_integration_test.sh

@@ -20,7 +20,7 @@ sleep 1 # dsconfig container must be up and running...
 # shellcheck disable=SC2016
 echo '/usr/local/bin/wait-for-it.sh ${TANGO_HOST} --strict --timeout=300 -- true' | make run dsconfig bash -
 
-DEVICES="device-boot device-apsct device-apspu device-sdp device-recv device-sst device-unb2 device-xst device-beamlet device-digitalbeam device-tilebeam"
+DEVICES="device-boot device-apsct device-apspu device-sdp device-pdu device-recv device-sst device-unb2 device-xst device-beamlet device-digitalbeam device-tilebeam"
 SIMULATORS="sdptr-sim recv-sim unb2-sim apsct-sim apspu-sim"
 
 # Build only the required images, please do not build everything that makes CI
@@ -30,7 +30,6 @@ SIMULATORS="sdptr-sim recv-sim unb2-sim apsct-sim apspu-sim"
 # shellcheck disable=SC2086
 make build $DEVICES $SIMULATORS
 make build elk integration-test
-
 make build archiver-timescale hdbppts-cm hdbppts-es
 
 # Start and stop sequence