chore: bump verson number to 4.0.2

Author: mindpilot

ext_emconf.php

@@ -6,5 +6,5 @@
     'author' => 'Lorenz Ulrich',
     'author_email' => 'lorenz.ulrich@visol.ch',
     'author_company' => 'visol digitale Dienstleistungen AG',
-    'version' => '4.0.1',
+    'version' => '4.0.2',
 ];