Use --zap-time-encoding flag for log timestamp format (#963)

* Update dependencies to kubernetes 1.23

Signed-off-by: Christoph Stäbler <cstabler@redhat.com>

* Use flag to define log timestamp format

Since v0.11 controller-runtime supports the zap-time-encoding flag to
specify the time encoding of log timestamps. This flag is used to give
the user the possibilty to specify the required format.
By default nmstate-kubernetes uses the ISO8601 format.

Signed-off-by: Christoph Stäbler <cstabler@redhat.com>

api/go.mod

@@ -3,34 +3,35 @@ module github.com/nmstate/kubernetes-nmstate/api
 go 1.17
 
 require (
-	github.com/onsi/ginkgo v1.16.4
-	github.com/onsi/gomega v1.15.0
-	k8s.io/api v0.22.3
-	k8s.io/apimachinery v0.22.3
-	sigs.k8s.io/controller-runtime v0.10.3
+	github.com/onsi/ginkgo v1.16.5
+	github.com/onsi/gomega v1.17.0
+	k8s.io/api v0.23.1
+	k8s.io/apimachinery v0.23.1
+	sigs.k8s.io/controller-runtime v0.11.0
 	sigs.k8s.io/yaml v1.3.0
 )
 
 require (
-	github.com/fsnotify/fsnotify v1.4.9 // indirect
-	github.com/go-logr/logr v0.4.0 // indirect
+	github.com/fsnotify/fsnotify v1.5.1 // indirect
+	github.com/go-logr/logr v1.2.0 // indirect
 	github.com/go-task/slim-sprig v0.0.0-20210107165309-348f09dbbbc0 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
 	github.com/google/go-cmp v0.5.6 // indirect
 	github.com/google/gofuzz v1.1.0 // indirect
-	github.com/json-iterator/go v1.1.11 // indirect
+	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
-	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/nxadm/tail v1.4.8 // indirect
-	golang.org/x/net v0.0.0-20210805182204-aaa1db679c0d // indirect
-	golang.org/x/sys v0.0.0-20211013075003-97ac67df715c // indirect
-	golang.org/x/text v0.3.6 // indirect
+	golang.org/x/net v0.0.0-20211209124913-491a49abca63 // indirect
+	golang.org/x/sys v0.0.0-20211029165221-6e7872819dc8 // indirect
+	golang.org/x/text v0.3.7 // indirect
 	golang.org/x/tools v0.1.7 // indirect
-	google.golang.org/protobuf v1.27.1 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
-	k8s.io/klog/v2 v2.9.0 // indirect
-	sigs.k8s.io/structured-merge-diff/v4 v4.1.2 // indirect
+	k8s.io/klog/v2 v2.30.0 // indirect
+	k8s.io/utils v0.0.0-20210930125809-cb0fa318a74b // indirect
+	sigs.k8s.io/json v0.0.0-20211020170558-c049b76a60c6 // indirect
+	sigs.k8s.io/structured-merge-diff/v4 v4.2.0 // indirect
 )