What's Changed

• feat: @Symfony - add nullable_type_declaration by @keradus in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7856
• chore: add missing tests for non-documentation classes by @kubawerlos in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7848
• chore: do not perform type analysis in tests by @kubawerlos in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7852
• chore: list over array in more places by @keradus in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7857
• chore: tests documentation classes by @kubawerlos in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7855
• test: fix wrong type in param annotation by @keradus in https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/pull/7858

Full Changelog: https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/compare/v3.50.0...v3.51.0