[Bots] Remove Alt Combat Functionality (#4067)

* [Bots] Remove Alt Combat Functionality

# Notes
- This functionality needlessly complicates bot targeting logic and causes crashes and unintended behavior for players when accidentally enabled or enabled by default.

* Cleanup

zone/bot_database.cpp

@@ -1842,7 +1842,7 @@ bool BotDatabase::SaveOwnerOption(const uint32 owner_id, size_t type, const bool
 		Client::booDeathMarquee,
 		Client::booStatsUpdate,
 		Client::booSpawnMessageClassSpecific,
-		Client::booAltCombat,
+		Client::booUnused,
 		Client::booAutoDefend,
 		Client::booBuffCounter,
 		Client::booMonkWuMessage