chore(core): remove malformed whitespaces (#4244)

* from https://www.codefactor.io/repository/github/azerothcore/azerothcore-wotlk/issues?category=Style&groupId=838&lang=5&page=75

src/server/game/AuctionHouse/AuctionHouseMgr.cpp

@@ -292,7 +292,6 @@ void AuctionHouseMgr::LoadAuctionItems()
 
     do
     {
-
         Field* fields = result->Fetch();
 
         uint32 item_guid        = fields[11].GetUInt32();

src/server/game/AuctionHouse/AuctionHouseMgr.h

@@ -79,7 +79,6 @@ struct AuctionEntry
     bool LoadFromFieldList(Field* fields);
     [[nodiscard]] std::string BuildAuctionMailSubject(MailAuctionAnswers response) const;
     static std::string BuildAuctionMailBody(uint32 lowGuid, uint32 bid, uint32 buyout, uint32 deposit, uint32 cut);
-
 };
 
 //this class is used as auctionhouse instance
@@ -134,7 +133,6 @@ private:
     ~AuctionHouseMgr();
 
 public:
-
     typedef std::unordered_map<uint32, Item*> ItemMap;
 
     static AuctionHouseMgr* instance();
@@ -163,7 +161,6 @@ public:
     static AuctionHouseEntry const* GetAuctionHouseEntry(uint32 factionTemplateId);
 
 public:
-
     //load first auction items, because of check if item exists, when loading
     void LoadAuctionItems();
     void LoadAuctions();
@@ -174,7 +171,6 @@ public:
     void Update();
 
 private:
-
     AuctionHouseObject mHordeAuctions;
     AuctionHouseObject mAllianceAuctions;
     AuctionHouseObject mNeutralAuctions;