Update project summary for Project Browser and Drupal.org

If you update the "summary" for your body field on your project's node page, you can control the description in the card in Project Browser and on Drupal.org.

We discussed this in Project Browser issue: #3360697: SVG Image - create a short description

We suggest the following description:

Changes the default image field widget and formatter, and allow an SVG image with the standard Image field.