Unit test fix-test01

src/Basic_Requirement_Checker.php

@@ -317,7 +317,7 @@ if ( ! class_exists( 'WPDesk_Basic_Requirement_Checker' ) ) {
 		 */
 		private function get_existing_plugins() {
 			if( ! function_exists( 'get_plugins' ) ) {
-				require_once( ABSPATH . 'wp-admin/includes/plugin.php' );
+				require_once( ABSPATH . '/wp-admin/includes/plugin.php' );
 			}
 			
 			return ( get_plugins() ? get_plugins() : [] );