wip: lnd_services: bump minimum required lnd version to v0.18.4-beta

Author: guggero

lnd_services.go

@@ -40,9 +40,11 @@ var (
 	// tags can be adjusted accordingly. This default will be used as a fall
 	// back version if none is specified in the configuration.
 	minimalCompatibleVersion = &verrpc.Version{
-		AppMajor:  0,
-		AppMinor:  17,
-		AppPatch:  4,
+		AppMajor: 0,
+		AppMinor: 18,
+		// TODO(guggero): Bump this to 0.18.4 once that version was
+		// tagged!
+		AppPatch:  0,
 		BuildTags: DefaultBuildTags,
 	}