default.opts: osmo-hnbgw --enable-pfcp

Change-Id: I0221bfc87ab27a3edc561fcca72add4162b3e47b
diff --git a/default.opts b/default.opts
index 7181f58..1e850aa 100644
--- a/default.opts
+++ b/default.opts
@@ -1,2 +1,3 @@
 osmo-msc --enable-smpp
 openbsc --enable-smpp --enable-osmo-bsc --enable-nat
+osmo-hnbgw --enable-pfcp