Update Cinder iSCSI options for StorPool

Change-Id: Ibcf6185ad6934d17b49e88c56dfa7ec6cd500bec
diff --git a/zuul.d/sp-cinder.yaml b/zuul.d/sp-cinder.yaml
index 52e896e..f78205f 100644
--- a/zuul.d/sp-cinder.yaml
+++ b/zuul.d/sp-cinder.yaml
@@ -175,8 +175,8 @@
           $CINDER_CONF:
             storpool:
               # cfg: iscsi
-              iscsi_export_to: "\\\\*"
-              iscsi_portal_group: pg
+              storpool_iscsi_export_to: "\\\\*"
+              storpool_iscsi_portal_group: pg
               use_multipath_for_image_xfer: True
           $NOVA_CONF:
             libvirt:
@@ -298,8 +298,8 @@
           $CINDER_CONF:
             storpool:
               # cfg: iscsi
-              iscsi_export_to: "\\\\*"
-              iscsi_portal_group: pg
+              storpool_iscsi_export_to: "\\\\*"
+              storpool_iscsi_portal_group: pg
               use_multipath_for_image_xfer: True
           $NOVA_CONF:
             libvirt: