Merge branch 'branchsync' into 'master'

update branchsync to deal with merge commits

See merge request isc-projects/bind9!127
7 jobs for master in 10 minutes and 16 seconds (queued for 4 seconds)
latest
Status Job ID Name Coverage
  Precheck
passed #4428
linux docker
precheck:debian:sid:amd64

00:00:46

 
  Build
passed #4429
linux docker
build:debian:sid:amd64

00:02:57

passed #4430
linux docker
build:debian:sid:i386

00:03:42

 
  Test
passed #4433
linux docker
systemtest:debian:sid:amd64

00:05:46

passed #4434
linux docker
systemtest:debian:sid:i386

00:05:46

passed #4431
linux docker
unittest:debian:sid:amd64

00:00:48

passed #4432
linux docker
unittest:debian:sid:i386

00:00:47