fix(tests): add default value for views directories for template engine

Author: Amorfx

src/Template/TemplateEngine.php

@@ -10,7 +10,7 @@
 class TemplateEngine {
     private Environment $engine;
 
-    public function __construct(array $defaultViewsTheme) {
+    public function __construct(array $defaultViewsTheme = []) {
         // the path to your other templates
         $viewsDirectory = apply_filters('simply/config/view_directories', $defaultViewsTheme);