remove composer loading early in tests as we don't need it

Author: selul

tests/bootstrap.php

@@ -23,8 +23,6 @@
 // Give access to tests_add_filter() function.
 require_once $_tests_dir . '/includes/functions.php';
 
-// Load Composer autoloader
-require_once dirname( dirname( __FILE__ ) ) . '/vendor/autoload.php';
 
 /**
  * Manually load the plugin being tested.