Merge pull request #234 from neildaniels/php-8-fixes

PHP 8 Fixes

Author: wtfzdotnet

lib/Tmdb/Factory/AbstractFactory.php

@@ -237,8 +237,8 @@ protected function createGenericCollection(array $data = [], AbstractModel $clas
      * @return GenericCollection
      */
     protected function createCustomCollection(
-        array $data = [],
-        AbstractModel $class = null,
+        array $data,
+        AbstractModel $class,
         GenericCollection $collection
     ) {
         if (!$class || !$collection) {