Update tests to conform to new kubernetes packages

Author: tjmoore4

internal/controller/pgupgrade/jobs_test.go

@@ -165,7 +165,6 @@ kind: Job
 metadata:
   annotations:
     kubectl.kubernetes.io/default-container: database
-  creationTimestamp: null
   labels:
     postgres-operator.crunchydata.com/cluster: pg5
     postgres-operator.crunchydata.com/pgupgrade: pgu2
@@ -186,7 +185,6 @@ spec:
     metadata:
       annotations:
         kubectl.kubernetes.io/default-container: database
-      creationTimestamp: null
       labels:
         postgres-operator.crunchydata.com/cluster: pg5
         postgres-operator.crunchydata.com/pgupgrade: pgu2
@@ -310,7 +308,6 @@ kind: Job
 metadata:
   annotations:
     kubectl.kubernetes.io/default-container: database
-  creationTimestamp: null
   labels:
     postgres-operator.crunchydata.com/cluster: pg5
     postgres-operator.crunchydata.com/pgupgrade: pgu2
@@ -330,7 +327,6 @@ spec:
     metadata:
       annotations:
         kubectl.kubernetes.io/default-container: database
-      creationTimestamp: null
       labels:
         postgres-operator.crunchydata.com/cluster: pg5
         postgres-operator.crunchydata.com/pgupgrade: pgu2

internal/controller/postgrescluster/pgadmin_test.go

@@ -70,7 +70,6 @@ apiVersion: v1
 kind: ConfigMap
 		`))
 		assert.Assert(t, cmp.MarshalMatches(configmap.ObjectMeta, `
-creationTimestamp: null
 labels:
   postgres-operator.crunchydata.com/cluster: pg1
   postgres-operator.crunchydata.com/role: pgadmin

internal/controller/standalone_pgadmin/configmap_test.go

@@ -213,7 +213,6 @@ apiVersion: v1
 kind: ConfigMap
 		`))
 		assert.Assert(t, cmp.MarshalMatches(configmap.ObjectMeta, `
-creationTimestamp: null
 labels:
   postgres-operator.crunchydata.com/pgadmin: pg1
   postgres-operator.crunchydata.com/role: pgadmin

internal/controller/standalone_pgadmin/service_test.go

@@ -39,7 +39,6 @@ kind: Service
 	assert.Assert(t, cmp.MarshalMatches(service.ObjectMeta, `
 annotations:
   test-annotation: test-annotation-val
-creationTimestamp: null
 labels:
   postgres-operator.crunchydata.com/pgadmin: daisy
   postgres-operator.crunchydata.com/role: pgadmin

internal/postgres/reconcile_test.go

@@ -722,14 +722,10 @@ volumes:
   name: postgres-temp
 `), "expected temp mount in %q container", pod.Spec.Containers[0].Name)
 
-		// NOTE: `creationTimestamp: null` appears in the resulting pod,
-		// but it does not affect the PVC or reconciliation events;
-		// possibly https://pr.k8s.io/100032
 		assert.Assert(t, cmp.MarshalContains(pod.Spec.Volumes, `
 - ephemeral:
     volumeClaimTemplate:
-      metadata:
-        creationTimestamp: null
+      metadata: {}
       spec:
         resources:
           requests:
@@ -752,7 +748,6 @@ volumes:
       metadata:
         annotations:
           n1: etc
-        creationTimestamp: null
         labels:
           gg: asdf
       spec:

pkg/apis/postgres-operator.crunchydata.com/v1beta1/postgrescluster_types_test.go

@@ -31,8 +31,7 @@ func TestPostgresClusterDefault(t *testing.T) {
 		assert.DeepEqual(t, string(b), strings.TrimSpace(`
 apiVersion: postgres-operator.crunchydata.com/v1beta1
 kind: PostgresCluster
-metadata:
-  creationTimestamp: null
+metadata: {}
 spec:
   backups:
     pgbackrest:
@@ -63,8 +62,7 @@ status:
 		assert.DeepEqual(t, string(b), strings.TrimSpace(`
 apiVersion: postgres-operator.crunchydata.com/v1beta1
 kind: PostgresCluster
-metadata:
-  creationTimestamp: null
+metadata: {}
 spec:
   backups:
     pgbackrest: