Merge branch 'inventory-remove-borg-hosts' into 'master'

docs/otp.md

docs/ssh-known_hosts.txt

host_vars/localhost/vault_hetzner_storagebox.yml

host_vars/localhost/vault_hetzner_webservice.yml

host_vars/localhost/vault_rsync.net.yml

host_vars/u236610.your-storagebox.de

host_vars/zh1905.rsync.net

hosts

playbooks/all-hosts-basic.yml

playbooks/hetzner_storagebox.yml

playbooks/rsync.net.yml

playbooks/tasks/sync-ssh-hostkeys.yml

playbooks/tasks/upgrade-servers.yml

roles/borg_client/defaults/main.yml

roles/hetzner_storagebox/tasks/main.yml

...etzner_storagebox/tasks/upload_client_authorized_keys.yml

roles/rsync_net/tasks/main.yml