feat: allow symfony 8 (dev) #154

Job	Run time
check	16s
Twig-CS-Fixer	8s
PHPStan	15s
PHP-CS-Fixer	10s
PHP 8.2 tests (No Symfony specified)	18s
PHP 8.1 tests (No Symfony specified)	18s
PHP 8.3 tests (No Symfony specified)	11s
PHP 8.5 tests (No Symfony specified)	15s
PHP 8.1 tests (Lowest deps)	11s
PHP 8.4 tests (Dev deps)	18s
PHP 8.1 tests (Symfony 6)	16s
PHP 8.4 tests (No Symfony specified)	17s
	2m 53s

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