Bump PHP-CS-Fixer to 3.91.3

Author: staabm

phive.xml

@@ -2,5 +2,5 @@
 <phive xmlns="https://phar.io/phive">
   <phar name="phpunit" version="^10.0" installed="10.5.60" location="./tools/phpunit" copy="false"/>
   <phar name="phpab" version="^1.23.0" installed="1.29.3" location="./tools/phpab" copy="false"/>
-  <phar name="php-cs-fixer" version="^3.75.0" installed="3.91.1" location="./tools/php-cs-fixer" copy="false"/>
+  <phar name="php-cs-fixer" version="^3.75.0" installed="3.91.3" location="./tools/php-cs-fixer" copy="false"/>
 </phive>