build(deps-dev): bump phpunit/phpunit from 11.5.55 to 13.1.3 in /tools/phpunit#2302

dependabot[bot] wants to merge 1 commit into1.xflow-php/flow:1.xfrom

dependabot/composer/tools/phpunit/phpunit/phpunit-13.1.3flow-php/flow:dependabot/composer/tools/phpunit/phpunit/phpunit-13.1.3Copy head branch name to clipboard