Nexus CS Config v3.9.0

Changes ⚙️

• Configure skip_unlisted_annotations option on phpdoc_separation rule
• Configure php_unit_data_provider_static rule
• Bump php-cs-fixer to v3.14
• Remove workaround for phpstan
• Set YAML indentation to 2 spaces
• Test PHP 8.2
• Add additional flags to coveralls call
• Run PHPStan without Xdebug
• Combine Composer steps in build workflow
• Remove PHP 7.4 from build workflow
• Use constructor property promotion when possible
• Drop support for PHP 7.4
• Update build.yml
• Bump to phpstan v1.9.0
• Fix FactoryTest
• Use null coalesce

Please refer to the CHANGELOG for the detailed list of changes.