srv6: change tunsrc nexthop origin to internal

This nexthop should not be exposed in the API notifications.

Signed-off-by: Robin Jarry <rjarry@redhat.com>

Author: rjarry

modules/srv6/control/route.c

@@ -277,7 +277,7 @@ static struct api_out srv6_tunsrc_set(const void *request, struct api_ctx *ctx)
 		.iface_id = GR_IFACE_ID_UNDEF,
 		.ipv6 = req->addr,
 		.prefixlen = 128,
-		.origin = GR_NH_ORIGIN_LINK,
+		.origin = GR_NH_ORIGIN_INTERNAL,
 	};
 
 	if ((nh = nexthop_new(&base)) == NULL)