fix(task): issue when an AttributeError is raised in a `.process_finish` routine
fix(task): issue when an AttributeError is raised in a `.process_finish` routine

Due to some of the logic handling whether the method exists or not, it
would mask and silence an AttributeError that was raised for other reasons in the
actual `.process_finish` method when it ran.

radiocosmology/draco,radiocosmology/draco