feat(helm): call ensureNamespace for update command

Signed-off-by: Mathieu Benoit <mabenoit@microsoft.com>

pkg/kube/client.go

@@ -235,6 +235,14 @@ func (c *Client) Get(namespace string, reader io.Reader) (string, error) {
 //
 // Namespace will set the namespaces.
 func (c *Client) Update(namespace string, originalReader, targetReader io.Reader, force bool, recreate bool, timeout int64, shouldWait bool) error {
+	client, err := c.ClientSet()
+	if err != nil {
+		return err
+	}
+	if err := ensureNamespace(client, namespace); err != nil {
+		return err
+	}
+	
 	original, err := c.BuildUnstructured(namespace, originalReader)
 	if err != nil {
 		return fmt.Errorf("failed decoding reader into objects: %s", err)