GBP: missing L3-out type coversion

Change-Id: Ic6455a930fcb21b055bcf093359bc8328f88140a
Signed-off-by: Neale Ranns <nranns@cisco.com>
diff --git a/extras/vom/vom/gbp_subnet_cmds.cpp b/extras/vom/vom/gbp_subnet_cmds.cpp
index cf2801c..94152ff 100644
--- a/extras/vom/vom/gbp_subnet_cmds.cpp
+++ b/extras/vom/vom/gbp_subnet_cmds.cpp
@@ -51,6 +51,8 @@
     return (GBP_API_SUBNET_STITCHED_EXTERNAL);
   if (gbp_subnet::type_t::TRANSPORT == type)
     return (GBP_API_SUBNET_TRANSPORT);
+  if (gbp_subnet::type_t::L3_OUT == type)
+    return (GBP_API_SUBNET_L3_OUT);
 
   return (GBP_API_SUBNET_STITCHED_INTERNAL);
 }