DB/Condition: Correct target of spell 63126

Fix by dr-j closes #10281
Scripts/Commands/Arena: Replace a call of GetPlayerNameByGUID by GetCharacterNameData
Scripts/VaultOfArchavon/Koralon: Fix Meteor Fists
Merge pull request #10305 from joschiwald/koralon

Scripts/VaultOfArchavon/Koralon: Fix Meteor Fists
Merge branch 'master' of github.com:TrinityCore/TrinityCore into 4.3.4