Fix case in message.

modules/core/lib/Auth/UserPassBase.php

@@ -256,7 +256,7 @@ abstract class sspmod_core_Auth_UserPassBase extends SimpleSAML_Auth_Source {
 			throw $e;
 		}
 
-		SimpleSAML\Logger::stats('User \''.$username.'\' Successfully authenticated from '.$_SERVER['REMOTE_ADDR']);
+		SimpleSAML\Logger::stats('User \''.$username.'\' successfully authenticated from '.$_SERVER['REMOTE_ADDR']);
 
 		/* Save the attributes we received from the login-function in the $state-array. */
 		assert('is_array($attributes)');