Added libvldmail

[dertuxmalwieder]

Motivation

A few years ago, I wrote the libvldmail because of some of the falsehoods listed here. It would make sense to have it added as a part of the list.

Affiliation

• [x] I am the author of the article or project
• [ ] I am working for/with the company which is publishing the article or project
• [ ] I'm just a rando who stumbled upon this via social networks

Self checks

• [x] I have read the Code of Conduct
• [x] I applied all rules from the Contributing guide
• [x] I have checked there is no other Issues or Pull Requests covering the same topic to open

[kdeldycke]

Sorry for the delay but yes, that's a good addition. Let's merge! :)

[github-actions[bot]]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.