Fedora CoreOS streams rebasing to Fedora Linux 37

Cross posting with this coreos-status email.

Following our scheduling policy around Fedora major version releases we will be rolling out the Fedora Linux 37 rebase over the next few weeks. This rollout started earlier today with the testing stream.

Of note is that during this development cycle Fedora CoreOS was promoted to an official edition.

Current known issues:

Thanks to everyone who participated in the test day and to everyone that follows the testing and next streams to help us identify and fix issues before they get to stable.