Update to Freeciv server r34160.
Update to Freeciv server r34160.

Freeciv commit message:
freeciv-manual: divide utype into sub sections.

Dividing the generated unit type help items into sub sections makes it more
machine readable.

See patch #7832

adaxi/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web,andreasrosdal/freeciv-web,andreasrosdal/freeciv-web,adaxi/freeciv-web,adaxi/freeciv-web,adaxi/freeciv-web,andreasrosdal/freeciv-web,andreasrosdal/freeciv-web