[Feature] Add adjustability for AERampage Range. (#3548)

* [Feature] Add adjustability for AERampage Range.

This functionality is needed for fights like Ture to be accurate, where their ramp range was 101% of their melee safe range.

Example in lua of utilizing this scripting

```
e.self:SetSpecialAbilityParam(SpecialAbility.area_rampage,8,101;
```

* Updates to address comments

zone/mob_ai.cpp

@@ -1285,6 +1285,11 @@ void Mob::AI_Process() {
 								opts.crit_flat = cur;
 							}
 
+							cur = GetSpecialAbilityParam(SPECATK_AREA_RAMPAGE, 8);
+							if (cur > 0) {
+								opts.range_percent = cur;
+							}
+							
 							AreaRampage(&opts);
 							specialed = true;
 						}