Update dependencies

Change-Id: If477609398f6459228f04c2260d840ce23a831e7
diff --git a/go.mod b/go.mod
index f75da4b..7bddcf3 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,6 @@
 go 1.16
 
 require (
-	github.com/alecthomas/kong v0.2.17
+	github.com/alecthomas/kong v0.5.0
 	github.com/stretchr/testify v1.7.0
 )