Add missing team members to member data

* Adds missing team members from software.hifis.net to the team data of
hifis.net
* Names non-HIFIS authors and contributors explicitly in the posts and
events
9 jobs for !224 with 133-take-over-team-data-where-appropriate in 6 minutes and 17 seconds
latest detached
Status Job ID Name Coverage
  Build
passed #277200
build:latest

00:03:29

passed #277203
build:production

00:03:36

passed #277202
build:production:review-apps

00:02:55

passed #277201
build:production:subpath

00:00:54

 
  Test
passed #277204
test:htmlproofer

00:01:03

passed #277205
test:htmlproofer:subpath

00:03:04

 
  Review
passed #277206
review-apps
review

00:00:03

passed #277207
review-apps manual
stop_review

00:00:00

 
  Accessibility
passed #277208
a11y

00:01:35