Updated Dockerfiles to use ReleaseEIGHT-daily repo by default

Change-Id: I0dd48e273a3a12553062418f1da0d60f33bb23b2
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/docker/tests/Dockerfile b/docker/tests/Dockerfile
index a715318..4a8294c 100644
--- a/docker/tests/Dockerfile
+++ b/docker/tests/Dockerfile
@@ -24,7 +24,7 @@
     git+https://osm.etsi.org/gerrit/osm/IM.git git+https://osm.etsi.org/gerrit/osm/osmclient.git
 
 ARG REPOSITORY_BASE=http://osm-download.etsi.org/repository/osm/debian
-ARG RELEASE=ReleaseSEVEN-daily
+ARG RELEASE=ReleaseEIGHT-daily
 ARG REPOSITORY_KEY=OSM%20ETSI%20Release%20Key.gpg
 ARG REPOSITORY=testing
 ARG TESTS_VERSION
@@ -60,4 +60,4 @@
 ENV LC_ALL=C.UTF-8
 ENV LANG=C.UTF-8
 
-ENTRYPOINT [ "/robot-systest/run_test.sh"]
\ No newline at end of file
+ENTRYPOINT [ "/robot-systest/run_test.sh"]