fixed space to tabs

src/hello-world.php

@@ -1,6 +1,7 @@
 <?php
 
 namespace Igor\Pdfcreator;
+
 require __DIR__ . '/../vendor/autoload.php';
 
 \define('K_PATH_FONTS', \realpath(__DIR__ . '/../vendor/tecnickcom/tc-lib-pdf-font/target/fonts'));