Bump symfony/http-client from 6.4.14 to 6.4.15 in /webapp#2793

nickygerritsen merged 1 commit intomainDOMjudge/domjudge:mainfrom

dependabot/composer/webapp/symfony/http-client-6.4.15DOMjudge/domjudge:dependabot/composer/webapp/symfony/http-client-6.4.15Copy head branch name to clipboard