Update to version 118
* Support PAM conversations on the Login screen
* Users can create systemd timer jobs
* Provide default names for volume groups and logical volumes
* Make Docker graphs work on Debian
* Only offer to format disks with supported file systems
* Show all managed NetworkManager devices
* Use webpack for building Cockpit javascript
* Cockpit URLs can be proxied with a configured HTTP path prefix
* Allow Cockpit packages to require a minimum version of Cockpit
* Translations fixes