Core/Spells: Power Word: Shield SP Coeff

The Spell Power coefficient has to be 87% not 80.68%
Merge pull request #11232 from PortgasDAce/patch-2

Core/Spells: Power Word: Shield SP Coeff
Merge branch '4.3.4' of https://github.com/TrinityCore/TrinityCore into 4.3.4
Core/Spell: fix  Templar Verdict
Core/Spell: spell word of glory
Core/Spells: Murderous Intent