zebra: add missing vty commands

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>
Tested-by: NetDEF CI System <cisystem@netdef.org>
diff --git a/zebra/zebra_vty.c b/zebra/zebra_vty.c
index 028b744..3973e43 100644
--- a/zebra/zebra_vty.c
+++ b/zebra/zebra_vty.c
@@ -3876,6 +3876,7 @@
   install_element (CONFIG_NODE, &no_ip_route_distance_cmd);
   install_element (CONFIG_NODE, &no_ip_route_flags_distance_cmd);
   install_element (CONFIG_NODE, &no_ip_route_flags_distance2_cmd);
+  install_element (CONFIG_NODE, &no_ip_route_mask_distance_cmd);
   install_element (CONFIG_NODE, &no_ip_route_mask_flags_distance_cmd);
   install_element (CONFIG_NODE, &no_ip_route_mask_flags_distance2_cmd);
 
@@ -3929,6 +3930,7 @@
   install_element (CONFIG_NODE, &no_ip_route_distance_vrf_cmd);
   install_element (CONFIG_NODE, &no_ip_route_flags_distance_vrf_cmd);
   install_element (CONFIG_NODE, &no_ip_route_flags_distance2_vrf_cmd);
+  install_element (CONFIG_NODE, &no_ip_route_mask_distance_vrf_cmd);
   install_element (CONFIG_NODE, &no_ip_route_mask_flags_distance_vrf_cmd);
   install_element (CONFIG_NODE, &no_ip_route_mask_flags_distance2_vrf_cmd);