refactor(Core/UnitAI): Update target selector (#13169)

* refactor(Core/UnitAI): Update TargetSelector.

Cherry-pick:
*https://github.com/TrinityCore/TrinityCore/pull/19930

Co-authored-by: Treeston <treeston@users.noreply.github.com>

* fix GGC/CLang errors in scripts

* .

* missing a file and fix a script error

* .

* fix path changes dude to a miss click in the second commit

* .

Co-authored-by: Maelthyrr <lynethris@protonmail.ch>
Co-authored-by: Treeston <treeston@users.noreply.github.com>

src/server/game/Combat/ThreatMgr.h

@@ -225,6 +225,9 @@ public:
     [[nodiscard]] bool isThreatListEmpty() const { return iThreatContainer.empty(); }
     [[nodiscard]] bool areThreatListsEmpty() const { return iThreatContainer.empty() && iThreatOfflineContainer.empty(); }
 
+    Acore::IteratorPair<std::list<ThreatReference*>::const_iterator> GetSortedThreatList() const { auto& list = iThreatContainer.GetThreatList(); return { list.cbegin(), list.cend() }; }
+    Acore::IteratorPair<std::list<ThreatReference*>::const_iterator> GetUnsortedThreatList() const { return GetSortedThreatList(); }
+
     void processThreatEvent(ThreatRefStatusChangeEvent* threatRefStatusChangeEvent);
 
     bool isNeedUpdateToClient(uint32 time);