In PHP 8.1.2 not working #1

in PHP 8.1.2 accured an error:

PHP Fatal error: Array and string offset access syntax with curly braces is no longer supported in /var/www/html/plugins/NoteDiff/files/vendor/php-diff/lib/Diff/Renderer/Html/Array.php on line 153

solution -> line 153 in Array.php:
while($start < $limit && $fromLine[$start] == $toLine[$start]) {