Disable K8s CSIT temporarily to fix timeout issue in Jenkins

The pods take longer time than usual in Jenkins vm which prevents robot
test cases getting executed. This will be fixed in the upcoming patch.
Fixing supporting docker images to be pulled from nexus

Issue-ID: POLICY-4541
Signed-off-by: zrrmmua <ramesh.murugan.iyer@est.tech>
Change-Id: If01b98bee51e36cb6104fa6eff006ad8194dc1b2
diff --git a/compose/docker-compose.gui.yml b/compose/docker-compose.gui.yml
index 3d711af..5a563ae 100644
--- a/compose/docker-compose.gui.yml
+++ b/compose/docker-compose.gui.yml
@@ -36,7 +36,7 @@
      working_dir: /opt/app/policy/gui/bin
      command: ./policy-gui.sh
    policy-clamp-backend:
-     image: ${CONTAINER_LOCATION}onap/policy-clamp-backend:${POLICY_CLAMP_VERSION}
+     image: ${CONTAINER_LOCATION}onap/policy-clamp-backend:latest
      container_name: policy-clamp-backend
      depends_on:
       - policy-clamp-runtime-acm