Merge pull request #3 from joanhey/patch-1

Update Run.php explicit nullable php 8.4

Author: mychidarko

src/Exception/Run.php

@@ -67,7 +67,7 @@ final class Run implements RunInterface
      */
     private $canThrowExceptions = true;
 
-    public function __construct(SystemFacade $system = null)
+    public function __construct(?SystemFacade $system = null)
     {
         $this->system = $system ?: new SystemFacade;
     }

src/Exception/Util/TemplateHelper.php

@@ -234,7 +234,7 @@ public function slug($original)
      * @param string $template
      * @param array  $additionalVariables
      */
-    public function render($template, array $additionalVariables = null)
+    public function render($template, ?array $additionalVariables = null)
     {
         $variables = $this->getVariables();