splitting comment in test_sort over multiple lines as it is causing the CI to fail

Author: tolaa001

pandas/tests/groupby/test_categorical.py

@@ -782,7 +782,9 @@ def test_categorical_no_compress():
 
 def test_sort():
 
-    # http://stackoverflow.com/questions/23814368/sorting-pandas-categorical-labels-after-groupby  # noqa: flake8
+    # http://stackoverflow.com/questions/23814368/
+    # sorting-pandas-categorical-labels-after-groupby
+    # noqa: flake8
     # This should result in a properly sorted Series so that the plot
     # has a sorted x axis
     # self.cat.groupby(['value_group'])['value_group'].count().plot(kind='bar')