Promote micro vms new flists

[PeterNashaat]

• all flists should be in https://hub.grid.tf/tf-official-apps

• [x] https://github.com/threefoldtech/tf-images/issues/241 https://hub.grid.tf/petep.3bot/threefolddev-ubuntu22.04-latest.flist official micro vm ubuntu 22

• [x] https://github.com/threefoldtech/tf-images/issues/244 https://hub.grid.tf/petep.3bot/debian12.flist

• [x] https://github.com/threefoldtech/tf-images/issues/245 https://hub.grid.tf/petep.3bot/alpine3.flist

• [x] https://github.com/threefoldtech/tf-images/issues/246 https://hub.grid.tf/petep.3bot/centos-stream9.flist

• [x] https://github.com/threefoldtech/tf-images/issues/250 https://hub.grid.tf/petep.3bot/forum.flist

• [x] https://github.com/threefoldtech/tf-images/issues/270 https://hub.grid.tf/petep.3bot/nextcloud.flist

• [x] https://github.com/threefoldtech/tf-images/issues/273 https://hub.grid.tf/petep.3bot/umbrel.flist

• [x] https://github.com/threefoldtech/tf-images/issues/278 https://hub.grid.tf/petep.3bot/presearch.flist

• [x] https://github.com/threefoldtech/tf-images/issues/280 https://hub.grid.tf/petep.3bot/subsquid.flist

[maxux]

All promoted :)