gitlab: Update to chart 6.10.2.

Change-Id: Ic8e687c9e0148a3ad220fddd4cae54a27cd33339
diff --git a/gitlab-system/gitlab.yaml b/gitlab-system/gitlab.yaml
index 213ab83..4b934fc 100644
--- a/gitlab-system/gitlab.yaml
+++ b/gitlab-system/gitlab.yaml
@@ -5,7 +5,7 @@
   namespace: gitlab-system
 spec:
   chart:
-    version: "6.7.5"
+    version: "6.10.2"
     values:
       global:
         appConfig: