refactor(Core/Cache): move the GlobalPlayerCache to its own class (#9166)

src/server/game/Tickets/TicketMgr.h

@@ -108,7 +108,9 @@ public:
         std::string name;
         // save queries if ticket is not assigned
         if (_assignedTo)
-            sObjectMgr->GetPlayerNameByGUID(_assignedTo.GetCounter(), name);
+        {
+            sCharacterCache->GetCharacterNameByGuid(_assignedTo, name);
+        }
 
         return name;
     }