markdown: update tests to v1.2.0 (#1335)
markdown: update tests to v1.2.0 (#1335)


N-Parsons/exercism-python,exercism/xpython,exercism/python,smalley/python,exercism/xpython,jmluy/xpython,exercism/python,smalley/python,jmluy/xpython,N-Parsons/exercism-python,behrtam/xpython,behrtam/xpython