proto/invoice -> bgpwtf/invoice/proto

Change-Id: I5d25864046665e4b0e57ec62a29797fbce6ed3cb
diff --git a/bgpwtf/invoice/render.go b/bgpwtf/invoice/render.go
index 2353014..693aa62 100644
--- a/bgpwtf/invoice/render.go
+++ b/bgpwtf/invoice/render.go
@@ -8,8 +8,8 @@
 
 	wkhtml "github.com/sebastiaanklippert/go-wkhtmltopdf"
 
+	pb "code.hackerspace.pl/hscloud/bgpwtf/invoice/proto"
 	"code.hackerspace.pl/hscloud/bgpwtf/invoice/templates"
-	pb "code.hackerspace.pl/hscloud/proto/invoice"
 )
 
 var (