Contribution - Typo Error

Author: fmancardi

config.inc.php

@@ -458,7 +458,7 @@
 /* Default Authentication method */
 $tlCfg->authentication['method'] = 'DB';
 
-// Applies only if authentication methos is DB.
+// Applies only if authentication method is DB.
 // Used when:
 // 1. user sign up
 //