Пакет alterator-datetime: Информация

- datetime-functions: Unquote timezone string (closes: #35355).
- test: Update check-timezone.sh for zone1970.tab file.
- datetime-functions: Use zone1970.tab file (closes: #37741).

- Run tests when building.
- Fix/improve: Protect the installer UI from runtime errors on
  country change.
- Added unit-test to check the "timezone" type.
- Fixed (type timezone): allow [_-] symbols and more than one "/".

- installer: Fix ntp status detection.
- installer: Don't use control directly.
- installer: Fix NTP service status in the installed system.