Fix issue in Creature::UpdateEntry and CMSG_GOSSIP_SELECT_OPTION (#22469)

Address #22467 making it so that script doesn't look like it was reload
and thus causing gossip to fail once after update.

(cherry picked from commit d5888a5f8f)

src/server/game/Entities/Creature/Creature.cpp

@@ -674,9 +674,13 @@ bool Creature::UpdateEntry(uint32 entry, CreatureData const* data /*= nullptr*/,
 
     UpdateMovementFlags();
     LoadCreaturesAddon();
+  
     LoadTemplateImmunities();
-
     GetThreatManager().EvaluateSuppressed();
+  
+    //We must update last scriptId or it looks like we reloaded a script, breaking some things such as gossip temporarily
+    LastUsedScriptID = GetScriptId();
+  
     return true;
 }