Removes the huge damage taken from monkey <--> human transformations (40 brute and 20 tox)

This is a big part of why unstable mutagen attacks are so ridiculously effective.
This damage is taken on top of any additional tox damage the chem is giving you, which is significant in itself.
Merge pull request #1037 from Incoming5643/monkeydamage

Removes the huge damage taken from monkey <--> human transformations.