Update dependencies

Change-Id: I46a9258243f5213dd94b8e731256bdf1a1213942
diff --git a/go.mod b/go.mod
index 547115b..39e8550 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,6 @@
 go 1.16
 
 require (
-	github.com/alecthomas/kong v0.8.0
+	github.com/alecthomas/kong v0.8.1
 	github.com/stretchr/testify v1.8.4
 )