Update Nilbog's aa to remove witches's debuff in maus

[Tiger Mike]

Currently the description says that it removes debuff but it doesn't work with the witches's damage debuff , so please change that :D
207469

[reyals]

also it doesnt remove:
- cocoon in infested swamp
- lich's stun (after 5,4,3,2,1 ...)