The unit tests in order:
`/datum/action/cooldown/spell/shapeshift/shed_human_form` - Gives random
trauma which includes mute trauma to the caster beacause they are not a
heretic.
`/datum/action/cooldown/spell/shapeshift/slime_form` - Does not require
speech to cast
`/datum/action/cooldown/spell/shapeshift/dragon` and following -
Requires speech to cast and fails