Fix installation to use 9 tag as default for docker images

Change-Id: Ia0bed5627301fa7bbcaa5a5229ea9138f70d2d92
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/installers/docker/osm_pods/ro.yaml b/installers/docker/osm_pods/ro.yaml
index e3ef647..1c55f99 100644
--- a/installers/docker/osm_pods/ro.yaml
+++ b/installers/docker/osm_pods/ro.yaml
@@ -50,7 +50,7 @@
         command: ["sh", "-c", "until (nc -zvw1 kafka 9092 && nc -zvw1 mongodb-k8s 27017 ); do sleep 3; done; exit 0"]
       containers:
       - name: ro
-        image: opensourcemano/ro:8
+        image: opensourcemano/ro:9
         ports:
         - containerPort: 9090
           protocol: TCP