hestiacp#638 quick fix

quick fix for issue hestiacp#638, maybe check on other places where this is possible?

Author: tjebbeke

web/list/web-log/index.php

@@ -15,7 +15,7 @@
 
 if ($return_var == 0 ) {
     foreach($output as $file) {
-        echo $file . "\n";
+        echo htmlentities($file) . "\n";
     }
 }
-echo "    </pre>\n</body>\n</html>\n";
+echo "    </pre>\n</body>\n</html>\n";