Removing unnecessary heroku folder

app/config/heroku/database.php

@@ -1,20 +0,0 @@
-<?php
-
-$dbURL = parse_url(getenv('CLEARDB_DATABASE_URL'));
-$dbName = substr($dbURL["path"], 1);
-
-return [
-    'default'     => 'cleardb',
-    'connections' => [
-        'cleardb' => [
-            'driver'    => 'mysql',
-            'host'      => $dbURL['host'],
-            'database'  => $dbName,
-            'username'  => $dbURL['user'],
-            'password'  => $dbURL['pass'],
-            'charset'   => 'utf8',
-            'collation' => 'utf8_unicode_ci',
-            'prefix'    => '',
-        ],
-    ],
-];