Merge branch 'erxleb87-master-patch-66993' into 'master'

Fix typo in YAML metadata for Blog post 2021-06-02

See merge request hifis/hifis.net!247

_posts/2021/06/2021-06-02-easy-diagram-creation-in-gitlab.md

 ---
 title: "Easy Diagram creation in Gitlab"
 title_image: clark-tibbs-oqStl2L5oxI-unsplash.jpg
-data: 2021-06-02
+date: 2021-06-02
 authors:
   - huste
   - jandt