topo: fix proto path
diff --git a/go/svc/topo/proto/.gitignore b/go/svc/topo/proto/.gitignore
index 04204c7..5608690 100644
--- a/go/svc/topo/proto/.gitignore
+++ b/go/svc/topo/proto/.gitignore
@@ -1 +1 @@
-config
+config.pb.go