remove: redis clustering by default

- fixes chatbox not refreshing

config/database.php

@@ -129,11 +129,6 @@ return [
 
         'client' => env('REDIS_CLIENT', 'predis'),
 
-        'options' => [
-            'cluster' => env('REDIS_CLUSTER', 'redis'),
-            'prefix'  => env('REDIS_PREFIX', Str::slug(env('APP_NAME', 'laravel'), '_').'_database_'),
-        ],
-
         'default' => [
             'url'                => env('REDIS_URL'),
             'host'               => env('REDIS_HOST', '127.0.0.1'),