Final changelog update

3 jobs for <span class="ref-name">release-1.2.1</span> in 1 minute and 42 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #2379
docker linux amd64
build:linux:amd64

00:00:29

 
  Test
passed #2381
docker linux amd64
deckard:linux:amd64

00:01:12

passed #2380
docker linux amd64
test:linux:amd64

00:00:29