Remove default as it is not overwritten by job.vars

Change-Id: Idb12ff162b81124c4cf2957ab8d615bf1fd4d99b
diff --git a/playbooks/setup-openstack-storpool/vars.yaml b/playbooks/setup-openstack-storpool/vars.yaml
index bd19a6f..983afb8 100644
--- a/playbooks/setup-openstack-storpool/vars.yaml
+++ b/playbooks/setup-openstack-storpool/vars.yaml
@@ -1,4 +1,4 @@
-storpool_connection: "block"
+# storpool_connection: "block"/"iscsi"
 
 storpool_node: "{{ hostvars['lab-sp-a1']['nodepool']['external_id'] }}"
 storpool_node_ip: "{{ hostvars['lab-sp-a1']['nodepool']['interface_ip'] }}"