message: Update feature_column_v2.py
  Fixed line lengths
diff: @@ -1605,9 +1605,9 @@ def categorical_column_with_vocabulary_file_v2(key,
  Example with `default_value`:
  File `'/us/states.txt'` contains 51 lines - the first line is `'XX'`, and the
  - other 50 each have a 2-character U.S. state abbreviation. Both a literal `'XX'`
  - in input, and other values missing from the file, will be assigned ID 0. All
  - others are assigned the corresponding line number 1-50.
  + other 50 each have a 2-character U.S. state abbreviation. Both a literal
  + `'XX'` in input, and other values missing from the file, will be assigned
  + ID 0. All others are assigned the corresponding line number 1-50.
  ```python
  states = categorical_column_with_vocabulary_file(
  