Add more template files to WordPress generator.

platforms/wordpress/templates/helpers/Template_Defaults.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace AXEWEB_Blocks\Blocks\<%= ownerClass %>\<%= blockClassModel %>\Helpers;
+
+/**
+ * Component's default args.
+ */
+
+class <%= blockClassModel %>_Defaults {
+	public static function default_args(): array {
+		return [
+	       'title'           => '<%= title %>',
+		];
+	}
+}