Update changelog for version 4

5 jobs for v4 in 1 minute and 20 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Build
passed #262250
doctest

00:01:02

passed #262249
html

00:01:04

passed #262248
validate-voevents

00:00:39

 
  Deploy
passed #262251
pages

00:00:15

passed pages:deploy

00:00:00