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/scripts/Northrend/UtgardeKeep/UtgardeKeep/boss_keleseth.cpp

@@ -98,7 +98,6 @@ public:
             }
         }
     };
-
 };
 
 class boss_keleseth : public CreatureScript
@@ -215,7 +214,6 @@ public:
             DoMeleeAttackIfReady();
         }
     };
-
 };
 
 enum eSkeletonEnum
@@ -329,7 +327,6 @@ public:
                 DoMeleeAttackIfReady();
         }
     };
-
 };
 
 class spell_frost_tomb : public SpellScriptLoader

src/server/scripts/Northrend/UtgardeKeep/UtgardeKeep/instance_utgarde_keep.cpp

@@ -371,7 +371,6 @@ public:
             return false;
         }
     };
-
 };
 
 void AddSC_instance_utgarde_keep()

src/server/scripts/Northrend/UtgardeKeep/UtgardeKeep/utgarde_keep.cpp

@@ -183,7 +183,6 @@ public:
     private:
         bool _setData;
         EventMap _events;
-
     };
 
     CreatureAI* GetAI(Creature* creature) const override

src/server/scripts/Northrend/UtgardeKeep/UtgardePinnacle/boss_skadi.cpp

@@ -167,7 +167,6 @@ public:
 
         void DoAction(int32 param) override
         {
-
             if (param == ACTION_PHASE2)
             {
                 SecondPhase = true;
@@ -306,7 +305,6 @@ public:
                 AchievementHitCount++;
                 if (AchievementHitCount >= 3 && m_pInstance)
                     m_pInstance->SetData(DATA_SKADI_ACHIEVEMENT, true);
-
             }
         }
 

src/server/scripts/Northrend/UtgardeKeep/UtgardePinnacle/boss_ymiron.cpp

@@ -314,7 +314,6 @@ public:
                         events.RepeatEvent(15000);
                         break;
                     }
-
             }
 
             DoMeleeAttackIfReady();

src/server/scripts/Northrend/UtgardeKeep/UtgardePinnacle/instance_utgarde_pinnacle.cpp

@@ -188,7 +188,6 @@ public:
                 case DATA_YMIRON_ACHIEVEMENT:
                     ymironAchievement = (bool)data;
                     return;
-
             }
             OUT_SAVE_INST_DATA;
 
@@ -229,7 +228,6 @@ public:
                 for (uint8 i = 0; i < MAX_ENCOUNTERS; ++i)
                     if (Encounters[i] == IN_PROGRESS)
                         Encounters[i] = NOT_STARTED;
-
             }
             else OUT_LOAD_INST_DATA_FAIL;
 
@@ -296,4 +294,4 @@ public:
 void AddSC_instance_utgarde_pinnacle()
 {
     new instance_pinnacle();
-}
+}