Deleted everything related with previews generation

config/autoload/preview-generation.global.php

@@ -1,12 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-/* @deprecated */
-return [
-
-    'preview_generation' => [
-        'files_location' => 'data/cache',
-    ],
-
-];

config/config.php

@@ -23,7 +23,6 @@ return (new ConfigAggregator\ConfigAggregator([
     CLI\ConfigProvider::class,
     Rest\ConfigProvider::class,
     EventDispatcher\ConfigProvider::class,
-    PreviewGenerator\ConfigProvider::class,
     new ConfigAggregator\PhpFileProvider('config/autoload/{{,*.}global,{,*.}local}.php'),
     env('APP_ENV') === 'test'
         ? new ConfigAggregator\PhpFileProvider('config/test/*.global.php')