---
upgrade:
  - The variable ``keystone_apt_packages`` has been renamed to
    ``keystone_distro_packages``.
  - The variable ``keystone_idp_apt_packages`` has been renamed to
    ``keystone_idp_distro_packages``.
  - The variable ``keystone_sp_apt_packages`` has been renamed to
    ``keystone_sp_distro_packages``.
  - The variable ``keystone_developer_apt_packages`` has been renamed to
    ``keystone_developer_mode_distro_packages``.