allergies: Update test cases (#463)
allergies: Update test cases (#463)

Updates the tests according to the canonical test data
and stores the test data version.
exercism/python,jmluy/xpython,behrtam/xpython,pheanex/xpython,smalley/python,mweb/python,jmluy/xpython,exercism/xpython,pheanex/xpython,behrtam/xpython,exercism/xpython,N-Parsons/exercism-python,mweb/python,exercism/python,N-Parsons/exercism-python,smalley/python