Update Polish translation

Author: Matthaiks

adminer/lang/pl.inc.php

@@ -355,6 +355,7 @@
 	'%s must <a%s>return an array</a>.' => '%s musi <a%s>zwrócić tablicę</a>.',
 	'<a%s>Configure</a> %s in %s.' => '<a%s>Skonfiguruj</a> %s w %s.',
 	'screenshot' => 'zrzut ekranu',
+	'Algorithm' => 'Algorytm',
 );
 
 // run `php ../../lang.php pl` to update this file