1.2.3: Sync with upstream (#1)

* Improve testing (#293)

* Run workflows every Sunday

* Remove failing seed list test

* Add instrumentation when connecting

* Use Ubuntu 20.04 for tests (#302)

* Use internal class instead of now-removed internal function (#301)

* PHP 8.2 compatibility - deprecation notice fix (#306)

* Avoid using private API to fix regression (#307)

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Co-authored-by: Andreas Braun <alcaeus@users.noreply.github.com>
Co-authored-by: Andreas Braun <git@alcaeus.org>
Co-authored-by: Stevan Tosic <stevan.tosic@jobcloud.ch>

1.2.2

Full Changelog: 1.2.1...1.2.2