Db/Disable: Sibling Rivalry credit

By @untaught fixes #11020
Scripts/Ahnkahet: Prince Taldaram rewritten to BossAI

Closes #10993
Core/Misc: Ugh.. Fix recent commit that broke the OnHeal hook :disappointed_relieved:
Merge branch 'master' of https://github.com/TrinityCore/TrinityCore
Fix build.
Fix non-pch build.