Landscape beta: test the Landscape Server migration to Ubuntu 22.04 LTS

[giantpanda]

The new Landscape beta makes it easier than ever to administer your entire Ubuntu estate across any architecture, from amd64, riscv, to arm64. Landscape beta’s charms have been rewritten in Juju’s new operator framework, and offer high availability in 3 simple steps.

https://ubuntu.com//blog/landscape-beta-test-the-landscape-server-migration-to-ubuntu-22-04-lts