Restructure news list

* Remove image placeholder
* Remove generated header
* Add advisory type
* Add path segment to title
2 jobs for 201-list-view-of-security-advisories-needs-adjustments in 4 minutes and 1 second (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #6980
build

00:01:32

 
  Layout
passed #6981
layout

00:02:28