Changelog (v3.4.43...v3.4.44)

• bug [Yaml] fix more numeric cases changing in PHP 8 #37949 [Yaml] fix more numeric cases changing in PHP 8 (@xabbuh)
• bug [Yaml] account for is_numeric() behavior changes in PHP 8 #37921 [Yaml] account for is_numeric() behavior changes in PHP 8 (@xabbuh)
• bug [ExpressionLanguage] fix passing arguments to call_user_func_array() on PHP 8 #37912 [ExpressionLanguage] fix passing arguments to call_user_func_array() on PHP 8 (@xabbuh)
• bug [Validator] ensure that the validator is a mock object for backwards-compatibility #37853 [Validator] ensure that the validator is a mock object for backwards-compatibility (@xabbuh)
• bug [Serializer] Fix variadic support when using type hints #37845 [Serializer] Fix variadic support when using type hints (@fabpot)
• bug [Form] Fix Guess phpdoc return type #37725 [Form] Fix Guess phpdoc return type (@franmomu)
• bug Use PHPUnit 9.3 on php 8 #37771 Use PHPUnit 9.3 on php 8 (@derrabus)
• bug [Validator] Add target guards for Composite nested constraints #35843 [Validator] Add target guards for Composite nested constraints (@ogizanagi)
• bug [Yaml] Fix for #36624; Allow PHP constant as first key in block #37744 [Yaml] Fix for Using a PHP class constant for a key in a YAML hash as a method argument produces a ParseException  #36624; Allow PHP constant as first key in block (@jnye)
• bug [Form] fix mapping errors from unmapped forms #37767 [Form] fix mapping errors from unmapped forms (@xabbuh)
• bug Fix deprecated libxml_disable_entity_loader #37763 Fix deprecated libxml_disable_entity_loader (@jderusse)
• bug [Console] Make sure we pass a numeric array of arguments to call_user_func_array() #37774 [Console] Make sure we pass a numeric array of arguments to call_user_func_array() (@derrabus)
• bug [Serializer] Fix that it will never reach DOMNode #37701 [Serializer] Fix that it will never reach DOMNode (@TNAJanssen)
• bug [Cache] fix saving no-expiry items with ArrayAdapter #37671 [Cache] fix saving no-expiry items with ArrayAdapter (@philipp-kolesnikov)
• bug [VarDumper] Improve previous fix on light array coloration #37700 [VarDumper] Improve previous fix on light array coloration (@l-vo)