fixed paths in apidoc script according to psr-4 autoload and composer/bin

extensions/apidoc/apidoc

@@ -12,7 +12,7 @@ defined('YII_DEBUG') or define('YII_DEBUG', false);
 
 $composerAutoload = [
 	__DIR__ . '/vendor/autoload.php', // standalone with "composer install" run
-	__DIR__ . '/../../../../autoload.php', // script is installed as a composer binary
+	__DIR__ . '/../autoload.php', // script is installed as a composer binary
 ];
 foreach($composerAutoload as $autoload) {
 	if (file_exists($autoload)) {
@@ -21,9 +21,9 @@ foreach($composerAutoload as $autoload) {
 	}
 }
 $yiiDirs = [
-	__DIR__ . '/../../../framework', // in yii2-dev repo
+	__DIR__ . '/../../framework', // in yii2-dev repo
 	__DIR__ . '/vendor/yiisoft/yii2', // standalone with "composer install" run
-	__DIR__ . '/../../../../yiisoft/yii2', // script is installed as a composer binary
+	__DIR__ . '/../yiisoft/yii2', // script is installed as a composer binary
 ];
 foreach($yiiDirs as $dir) {
 	if (file_exists($dir . '/Yii.php')) {