build: update to latest version of lightning-onion

go.mod

@@ -1,6 +1,7 @@
 module github.com/lightningnetwork/lnd
 
 require (
+	git.schwanenlied.me/yawning/bsaes.git v0.0.0-20180720073208-c0276d75487e // indirect
 	github.com/NebulousLabs/fastrand v0.0.0-20181203155948-6fb6489aac4e // indirect
 	github.com/NebulousLabs/go-upnp v0.0.0-20180202185039-29b680b06c82
 	github.com/Yawning/aez v0.0.0-20180114000226-4dad034d9db2
@@ -27,10 +28,13 @@ require (
 	github.com/juju/clock v0.0.0-20190205081909-9c5c9712527c // indirect
 	github.com/juju/errors v0.0.0-20190806202954-0232dcc7464d // indirect
 	github.com/juju/loggo v0.0.0-20190526231331-6e530bcce5d8 // indirect
+	github.com/juju/retry v0.0.0-20180821225755-9058e192b216 // indirect
 	github.com/juju/testing v0.0.0-20190723135506-ce30eb24acd2 // indirect
+	github.com/juju/utils v0.0.0-20180820210520-bf9cc5bdd62d // indirect
+	github.com/juju/version v0.0.0-20180108022336-b64dbd566305 // indirect
 	github.com/kkdai/bstream v0.0.0-20181106074824-b3251f7901ec
 	github.com/lightninglabs/neutrino v0.0.0-20190906012717-f087198de655
-	github.com/lightningnetwork/lightning-onion v0.0.0-20190808221659-0c0c9dbf17ea
+	github.com/lightningnetwork/lightning-onion v0.0.0-20190909101754-850081b08b6a
 	github.com/lightningnetwork/lnd/queue v1.0.1
 	github.com/lightningnetwork/lnd/ticker v1.0.0
 	github.com/ltcsuite/ltcd v0.0.0-20190101042124-f37f8bf35796