v7.0.0-BETA1

Changelog (v6.3.6...v7.0.0-BETA1)

• feature symfony/symfony#52079 [HttpKernel] Add parameters kernel.runtime_mode and kernel.runtime_mode.*, all set from env var APP_RUNTIME_MODE (@nicolas-grekas)
• feature symfony/symfony#50734 [ErrorHandler] Improve fileLinkFormat handling (@nlemoine)
• feature symfony/symfony#51626 [TwigBridge][TwigBundle] Drop support for Twig 2 (@derrabus)
• feature symfony/symfony#51130 [VarDumper] Dump uninitialized properties (@nicolas-grekas)
• feature symfony/symfony#51069 Add types to public and protected properties (@nicolas-grekas)
• feature symfony/symfony#50852 [Components] Convert to native return types (@wouterj)
• feature symfony/symfony#50842 Add missing return types to magic methods (@wouterj)
• feature symfony/symfony#50873 Remove remaining deprecated code paths (@nicolas-grekas)
• feature symfony/symfony#50839 Remove BC layers related to new methods and new parameters (@nicolas-grekas)
• feature symfony/symfony#50404 Bump to PHP 8.2 minimum (@nicolas-grekas)