MCLOUD-11659: Add php 8.3 to magento-cloud-docker

Author: BaDos

tests/functional/Codeception/Docker.php

@@ -23,20 +23,20 @@ class Docker extends BaseModule
     /**
      * @var array
      */
-    protected $config = [
+    protected array $config = [
         'system_magento_dir' => '',
         'printOutput' => false,
     ];
 
     /**
      * @var array
      */
-    protected $services = [];
+    protected array $services = [];
 
     /**
      * @inheritdoc
      */
-    public function _initialize()
+    public function _initialize(): void
     {
         $container = Robo::createDefaultContainer();
         $builder = CollectionBuilder::create($container, $this);

tests/functional/Codeception/MagentoDb.php

@@ -122,7 +122,7 @@ public function _after(TestInterface $test)
      * This method is overridden to avoid connection attempts before running Docker
      * {@inheritdoc}
      */
-    public function _initialize() {}
+    public function _initialize(): void {}
 
     /**
      * This method is overridden to avoid connection attempts before running Docker