jenkinsfile - watch screen test kill watchdog screen too

api/Jenkinsfile.ble_test

@@ -138,6 +138,7 @@ pipeline {
                  sh """
                  ssh -o StrictHostKeyChecking=no root@${params.host_ip} -o ServerAliveInterval=60 -o ServerAliveCountMax=120 << EOF
                      if screen -list | grep -q ${env.TEST_HASH}; then
+                         screen -S ble_test_watchdog_${env.TEST_HASH} -X quit
                          screen -S ble_test_${env.TEST_HASH} -X quit
                      fi
                      rm /tmp/ble_test_${env.TEST_HASH}.log