AI: base_assess_defense_unit() considers ONLY civilians as defenders
In what likely broke in recent is_military_unit() split, check in base_assess_defense_unit() is reversed. It exits early if unit is NOT special one (i.e. civilian).
In what likely broke in recent is_military_unit() split, check in base_assess_defense_unit() is reversed. It exits early if unit is NOT special one (i.e. civilian).