qemu: do not finialise connection coming from other namespaces

When using more than one namespace, the connection is passed from one namespace
to the other and should not be terminated by qemu.

Signed-off-by: Rémi Duraffort <remi.duraffort@linaro.org>
15 jobs for qemu-do-not-finalise in 16 minutes and 56 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #92121
amd64
dispatcher-debian-10

00:02:19

passed #92123
amd64
dispatcher-debian-11

00:02:32

passed #92122
amd64
server-debian-10

00:02:52

passed #92124
amd64
server-debian-11

00:05:17

 
  Analyze
passed #92126
amd64
black

00:01:28

passed #92127
amd64
code_quality

00:00:44

passed #92128
amd64
coverage

00:07:06

59.02%
passed #92129
amd64
dockerfiles

00:00:42

passed #92131
amd64
pylint

00:03:22

passed #92125
amd64-dind
sast

00:02:26

passed #92130
amd64
schemas

00:01:28

 
  Build
passed #92133
amd64
debian/10

00:01:24

passed #92132
amd64
doc

00:00:47

passed #92134
amd64-dind
docker-amd64-dispatcher

00:04:01

passed #92135
amd64-dind
docker-amd64-server

00:04:27