Update gitlab version (#128)

Co-authored-by: youtous <[email protected]>

Author: willtome

openshift/gitlab.yml

@@ -117,7 +117,7 @@
             namespace: gitlab-system
           spec:
             chart:
-              version: "6.11.0"
+              version: "7.6.2"
               values:
                 nginx-ingress:
                   enabled: false