Installer and pipelines updates for Rel NINE

Change-Id: I86786dc85eda0f717dac75049f7136bc668449d7
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/installers/install_osm.sh b/installers/install_osm.sh
index 08eb1ac..d5df8b1 100755
--- a/installers/install_osm.sh
+++ b/installers/install_osm.sh
@@ -13,9 +13,9 @@
 #   limitations under the License.
 #
 REPOSITORY_BASE=https://osm-download.etsi.org/repository/osm/debian
-RELEASE=ReleaseEIGHT
+RELEASE=ReleaseNINE
 REPOSITORY=stable
-DOCKER_TAG=8
+DOCKER_TAG=9
 
 function usage(){
     echo -e "usage: $0 [OPTIONS]"