CHANGELOG: add 0.9 release notes

4 jobs for 0.9 in 4 minutes and 18 seconds (queued for 1 second)
latest
Status Job ID Name Coverage
  Build
passed #3107971
alpine

00:01:51

passed #3107969
arch

00:03:08

passed #3107970
debian

00:04:09

passed #3107968
fedora

00:04:18

87.4%