Fix: militia equipment item fitness function still considered ammo even if MILITIA_USE_SECTOR_EQUIPMENT_AMMO was false, thus possibly ignored guns that had no ammo loaded

git-svn-id: https://ja2svn.dyndns.org/source/ja2/trunk/GameSource/ja2_v1.13@6030 3b4a5df2-a311-0410-b5c6-a8a6f20db521