Fix OSM_HOSTNAME for public cloud tests in Azure

Change-Id: I517655ed6dba0121ff73b701b260371d366b0869
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/cloud-scripts/create-osm-vm.sh b/cloud-scripts/create-osm-vm.sh
index 454cb06..c7fc080 100755
--- a/cloud-scripts/create-osm-vm.sh
+++ b/cloud-scripts/create-osm-vm.sh
@@ -65,7 +65,8 @@
 mkdir -p ${ROBOT_REPORT_FOLDER}
 cat <<EOF > ${ROBOT_REPORT_FOLDER}/osm_environment.rc
 export CLOUD_TYPE="${CLOUD_TYPE}"
-export OSM_HOSTNAME="${NEW_OSM_IP}"
+export OSM_IP_ADDRESS="${NEW_OSM_IP}"
+export OSM_HOSTNAME="nbi.${NEW_OSM_IP}.nip.io"
 export OSM_IMAGE_NAME="${OSM_IMAGE_NAME}"
 EOF
 echo File with new environment was created at ${ROBOT_REPORT_FOLDER}/osm_environment.rc