Log Message:
mail/ruby-mime-types-data: update to 3.2020.0425

Update ruby-mime-types-data to 3.2020.0425.

3.2020.04.25 / 2020-04-25

* Updated the IANA media registry entires as of release date.

* Added several RAW image types based on data from GNOME RAW
  Thumbnailer. #33 fixing #32.

* Added audio/wav. #31.

* Added a type for Smarttech notebook files. #30.

* Added an alias for audio/m4a files. #29.

* Added application/x-ms-dos-executable. #28.