pangram: updates tests to v1.4.1 (#1484)
pangram: updates tests to v1.4.1 (#1484)


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