move hub command from test script to Jenkinsfile for consistency

Jenkinsfile

@@ -19,6 +19,8 @@ pipeline {
                 sh './ci-scripts/install-firmware.sh'
                 sh 'hubs all off'
                 retry(3) {
+                    sh 'hubs hackrf_dfu reset'
+                    sh 'sleep 1s'
                     sh './ci-scripts/test-host.sh'
                 }
                 sh 'hubs hackrf hackrf_dfu on'
@@ -26,6 +28,8 @@ pipeline {
                 sh 'python3 ci-scripts/hackrf_test.py --unattended --ci --log log --rev r4 --manufacturer --hostdir host/build/hackrf-tools/src/ --fwupdate firmware/hackrf_usb/build/ --tester 0000000000000000325866e629a25623 --eut RunningFromRAM'
                 sh 'hubs all off'
                 retry(3) {
+                    sh 'hubs hackrf_dfu reset'
+                    sh 'sleep 1s'
                     sh 'python3 ci-scripts/test-sgpio-debug.py'
                 }
                 sh 'hubs all reset'

ci-scripts/test-firmware-program.sh

@@ -1,6 +1,4 @@
 #!/bin/bash
-hubs hackrf_dfu reset
-sleep 1s
 dfu-util --device 1fc9:000c --alt 0 --download firmware/hackrf_usb/build/hackrf_usb.dfu
 sleep 1s
 EXIT_CODE="$?"

ci-scripts/test-host.sh

@@ -1,6 +1,4 @@
 #!/bin/bash
-hubs hackrf_dfu reset
-sleep 1s
 host/build/hackrf-tools/src/hackrf_info
 EXIT_CODE="$?"
 if [ "$EXIT_CODE" == "1" ]