Core/SmartAI: add SMART_ACTION_SET_HEALTH_REGEN (102).

src/server/game/AI/SmartScripts/SmartScript.cpp

@@ -1965,6 +1965,12 @@ void SmartScript::ProcessAction(SmartScriptHolder& e, Unit* unit, uint32 var0, u
 
            break;
         }
+        case SMART_ACTION_SET_HEALTH_REGEN:
+        {
+            if (!me || me->GetTypeId() != TYPEID_UNIT)
+                break;
+            me->setRegeneratingHealth(e.action.setHealthRegen.regenHealth ? true : false);
+        }
         default:
             sLog->outError(LOG_FILTER_SQL, "SmartScript::ProcessAction: Entry %d SourceType %u, Event %u, Unhandled Action type %u", e.entryOrGuid, e.GetScriptType(), e.event_id, e.GetActionType());
             break;