fix: nest Templates/Multisite rest namespaces

Author: justlevine

inc/Modules/Rest/Multisite_Controller.php

@@ -17,6 +17,20 @@
  */
 class Multisite_Controller extends Abstract_REST_Controller {
 
+	/**
+	 * The namespace for the REST API.
+	 */
+	public const NAMESPACE = parent::NAMESPACE . '/multisite';
+
+	/**
+	 * {@inheritDoc}
+	 *
+	 * Reuses the namespace constant.
+	 *
+	 * @var string
+	 */
+	protected $namespace = self::NAMESPACE;
+
 	/**
 	 * {@inheritDoc}
 	 */

inc/Modules/Rest/Templates_Controller.php

@@ -15,6 +15,11 @@
  */
 class Templates_Controller extends Abstract_REST_Controller {
 
+	/**
+	 * The namespace for the REST API.
+	 */
+	public const NAMESPACE = parent::NAMESPACE . '/templates';
+
 	/**
 	 * {@inheritDoc}
 	 */