bump cyclonus to v0.4.3; add IPv6 support

Author: mattfenwick

go.mod

@@ -5,7 +5,7 @@ go 1.16
 require (
 	github.com/fatih/color v1.9.0
 	github.com/fsnotify/fsnotify v1.4.9 // indirect
-	github.com/mattfenwick/cyclonus v0.4.2
+	github.com/mattfenwick/cyclonus v0.4.3
 	github.com/pkg/errors v0.9.1
 	github.com/sirupsen/logrus v1.6.0
 	k8s.io/client-go v0.21.0-rc.0