fix deep equal check failure in CreateOrUpdateWork(), by replace the marshaler

Signed-off-by: zach593 <zach_li@outlook.com>

pkg/controllers/ctrlutil/work.go

@@ -18,6 +18,7 @@ package ctrlutil
 
 import (
 	"context"
+	"encoding/json"
 	"fmt"
 
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@@ -48,7 +49,7 @@ func CreateOrUpdateWork(ctx context.Context, client client.Client, workMeta meta
 		}
 	}
 
-	workloadJSON, err := resource.MarshalJSON()
+	workloadJSON, err := json.Marshal(resource)
 	if err != nil {
 		klog.Errorf("Failed to marshal workload(%s/%s), error: %v", resource.GetNamespace(), resource.GetName(), err)
 		return err