Minor bugfix in jinja tag list template: <a> where we need an </a>.

[aknrdureegaesr]

Pull Request Checklist

• I’ve read the guidelines for contributing.
• I updated AUTHORS.txt and CHANGES.txt (if the change is non-trivial) and documentation (if applicable).
• I tested my changes.

Description

There is a HTML glitch in the tags template: Some <a> is not closed with a corresponding </a>, but instead, another <a> is opened.

This trivial pull request fixes this.