2.5.0 - PHP 8.x compatibility

What's Changed

• CI: use PHP 8.x by @SMillerDev in #440
• add dependabot for actions by @SMillerDev in #453
• CI: always test pull requests by @SMillerDev in #461
• General: add types by @SMillerDev in #460
• CI: fix sonar by @SMillerDev in #462
• fix: enum types by @SMillerDev in #466
• chore: fix PHPUnit 10 compat by @SMillerDev in #489

Full Changelog: 2.4.2...2.5.0