Used default follow import strategy (#27048)

WillAyd · jreback · commit e9555159afd8 · 2019-06-26T22:49:01.000-04:00
diff --git a/mypy.ini b/mypy.ini
@@ -1,6 +1,5 @@
 [mypy]
 ignore_missing_imports=True
-follow_imports=silent
 
 [mypy-pandas.conftest,pandas.tests.*]
 ignore_errors=True
