Previously test cases in merges with no name associated would not
render a clickable link. This change makes sure that if no field is
present, `(No name)` will render to provide a clickable link to inspect
the test.

Changelog: fixed
Authored-by: Bob Whitmer <rjwhitmercc@gmail.com>
Signed-off-by: Rémy Coutable <remy@rymai.me>