feat(bootenvs): add ubuntu 22.04.4, update url for 22.04.3
This MR adds the Ubuntu 22.04.4 bootenv.
Also, Ubuntu has changed the url for 22.04.3, this MR also corrects the url in the 22.04.3 bootenv.
This MR adds the Ubuntu 22.04.4 bootenv.
Also, Ubuntu has changed the url for 22.04.3, this MR also corrects the url in the 22.04.3 bootenv.