main/mosquitto: upgrade to 1.6.7

Fixes:
   - CVE-2019-11779
5 jobs for !149 with mosquitto in 55 seconds (queued for 2 seconds)
detached
Status Job ID Name Coverage
  Lint
failed #1253
docker-alpine x86_64 allowed to fail
lint

00:00:17

 
  Build
passed #1257
docker-alpine ci-build ppc64le
build-ppc64le

00:00:34

passed #1256
docker-alpine ci-build s390x
build-s390x

00:00:26

passed #1255
docker-alpine ci-build x86
build-x86

00:00:37

passed #1254
docker-alpine ci-build x86_64
build-x86_64

00:00:36

 
Name Stage Failure
failed
lint Lint
No job log