Updating WhiteSource in description and image name (!36941) · Merge requests · GitLab.com / www-gitlab-com

Checklist:

1. Application's data added to data/applications.yml (to the end of the category)
1. Application's logo added to source/images/applications/apps/ (optional, but recommended)
1. Label the MR with Partners (== Applications) ~"Community Contribution" and assign the current milestone
1. Amy Brandenburg's review - cc/ @abrandenburg
1. Tech writer's review

Updating WhiteSource in description and image name