darts: Fixes FP for out of date test suite (#1731)
darts: Fixes FP for out of date test suite (#1731)

Fixes canonical data comment to fix FP.
Closes #1726
N-Parsons/exercism-python,jmluy/xpython,smalley/python,exercism/xpython,smalley/python,exercism/python,N-Parsons/exercism-python,exercism/python,exercism/xpython,jmluy/xpython,behrtam/xpython,behrtam/xpython