[Balance change] Change Divine Seal from +30% healing potency to +30% mind stat

[Gamma621]

However, WHM lack offensive cooldowns for burst phases. Even SCH can use aetherflow charges on Energy Drain for extra burst if necessary, but WHM has nothing in its repertoire that fills this function.

Energy Drain---150 Potency (Recast of 3.00 seconds)
Stone II--------170 Potency (Cast time of 2.42 seconds)
Holy------------200 Potency (Cast time of 2.91 seconds)


What?