src:conntrack-tools: add salsa CI integration

Following docs at:
 https://salsa.debian.org/salsa-ci-team/pipeline/blob/master/README.md

Signed-off-by: Arturo Borrero Gonzalez <arturo@debian.org>
8 jobs for master in 20 minutes and 11 seconds (queued for 5 seconds)
latest
Status Job ID Name Coverage
  Build
passed #394349
build

00:03:38

 
  Test
passed #394354
autopkgtest

00:05:58

passed #394355
blhc

00:01:13

passed #394353
allowed to fail
lintian

00:01:31

passed #394356
piuparts

00:05:31

passed #394352
reprotest

00:03:35

passed #394351
test-build-all

00:02:13

passed #394350
test-build-any

00:03:14