[ONOS-7470] Add swagger API doc of openstack networking module #2

Change-Id: I494fc58d39822e17ef152fb0fcc3445bc4bfeb2e
diff --git a/apps/openstacknetworking/src/main/java/org/onosproject/openstacknetworking/web/OpenstackSubnetWebResource.java b/apps/openstacknetworking/src/main/java/org/onosproject/openstacknetworking/web/OpenstackSubnetWebResource.java
index a3e2368..fb6192c 100644
--- a/apps/openstacknetworking/src/main/java/org/onosproject/openstacknetworking/web/OpenstackSubnetWebResource.java
+++ b/apps/openstacknetworking/src/main/java/org/onosproject/openstacknetworking/web/OpenstackSubnetWebResource.java
@@ -66,6 +66,7 @@
      * @param input subnet JSON input stream
      * @return 201 CREATED if the JSON is correct, 400 BAD_REQUEST if the JSON
      * is invalid or duplicated subnet already exists
+     * @onos.rsModel NeutronSubnet
      */
     @POST
     @Consumes(MediaType.APPLICATION_JSON)
@@ -90,6 +91,7 @@
      * @param input subnet JSON input stream
      * @return 200 OK with the updated subnet, 400 BAD_REQUEST if the requested
      * subnet does not exist
+     * @onos.rsModel NeutronSubnet
      */
     @PUT
     @Path("{id}")