Changes in RO/start_build to avoid compiling and tests when run from the installer

Change-Id: I4c7e4cf2930c3a327a7d020f6270a2e52e4509b3
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/installers/install_from_source.sh b/installers/install_from_source.sh
index 49cabfb..5a87068 100755
--- a/installers/install_from_source.sh
+++ b/installers/install_from_source.sh
@@ -279,7 +279,7 @@
 dpkg -l wget curl tar &>/dev/null || ! echo -e "    One or several packages are not installed.\nInstalling required packages\n     Root privileges are required" || sudo apt install -y wget curl tar
 
 echo -e "\nCreating the containers and building ..."
-$OSM_DEVOPS/jenkins/host/start_build RO checkout $COMMIT_ID
+$OSM_DEVOPS/jenkins/host/start_build RO --notest checkout $COMMIT_ID
 $OSM_DEVOPS/jenkins/host/start_build VCA
 $OSM_DEVOPS/jenkins/host/start_build SO checkout $COMMIT_ID
 $OSM_DEVOPS/jenkins/host/start_build UI checkout $COMMIT_ID