Bug: Author links on the Posts overview page are incorrect

Created by: ActiveB1t

Summary

Links are incorrect on author names on the page https://www.a11yproject.com/posts/.

Expected result

Author names on the page https://www.a11yproject.com/posts/ link to their respective card on the page https://www.a11yproject.com/authors/

Actual result

All links on author names are "authors/#{{ post.data.author | slugify }}"