Renamed psilocybin to mushroom hallucinogen, removed psilocybin/mushroom hallucinogen from huge mushroom slice, removed space drugs from reishi, added anti-toxin to reishi and lowered the amount of sleep toxin in reishi.
Returned the amount of sleep toxin in reishi back to what it was before.
Merge pull request #1922 from TZK13/Mushroom-Adjustments

Adjustments to mushrooms