Fix: F999 dictionary key '2000q4' repeated with different values (pandas-dev#14198)

Author: nparley

pandas/tseries/tests/test_tslib.py

@@ -687,7 +687,6 @@ def test_parsers(self):
                  '00-Q4': datetime.datetime(2000, 10, 1),
                  '4Q-2000': datetime.datetime(2000, 10, 1),
                  '4Q-00': datetime.datetime(2000, 10, 1),
-                 '2000q4': datetime.datetime(2000, 10, 1),
                  '00q4': datetime.datetime(2000, 10, 1),
                  '2005': datetime.datetime(2005, 1, 1),
                  '2005-11': datetime.datetime(2005, 11, 1),