Fix Adminer

Error: wget -O /adminer/index.php http://www.adminer.org/latest.php returned 4 instead of one of [0]
Error: /Stage[main]/Puphpet::Adminer/Exec[download adminer to /adminer]/returns: change from notrun to 0 failed: wget -O /adminer/index.php http://www.adminer.org/latest.php returned 4 instead of one of [0]