chore: update talos pkg import

This PR updates the talos package to the 0.4.0 package. We'll move to
0.5 or 0.6 after fixing some upstream bugs. But this includes a fix for
machine configs getting pushed into secrets correctly.

Signed-off-by: Spencer Smith <[email protected]>

Author: rsmitty

go.mod

@@ -8,12 +8,12 @@ require (
 	github.com/go-logr/logr v0.1.0
 	github.com/onsi/ginkgo v1.12.0
 	github.com/onsi/gomega v1.9.0
-	github.com/talos-systems/talos v0.4.0-alpha.5
+	github.com/talos-systems/talos v0.4.0
 	gopkg.in/yaml.v2 v2.2.8
-	k8s.io/api v0.17.2
-	k8s.io/apimachinery v0.17.2
-	k8s.io/client-go v0.17.2
-	k8s.io/utils v0.0.0-20200229041039-0a110f9eb7ab
-	sigs.k8s.io/cluster-api v0.3.3
-	sigs.k8s.io/controller-runtime v0.5.2
+	k8s.io/api v0.18.2
+	k8s.io/apimachinery v0.18.2
+	k8s.io/client-go v0.18.2
+	k8s.io/utils v0.0.0-20200324210504-a9aa75ae1b89
+	sigs.k8s.io/cluster-api v0.3.6
+	sigs.k8s.io/controller-runtime v0.6.0
 )