Typo fix

cgi-bin/uebung08/hangman.php

@@ -17,7 +17,7 @@ echo <<<END
     <form action="/hangman-guess.php" method="post">
 END;
     //Output all buttons
-    $alphabet = range('A', 'Z'));
+    $alphabet = range('A', 'Z');
     foreach($alphabet as $abc) {
 echo <<<END
         <button name="$abc" type="submit" value="$abc">$abc</button>