main/postfix: upgrade to 3.5.6

upstream fix release
7 jobs for !10689 with 3.12-stable-postfix-3.5.6 in 2 minutes and 23 seconds
detached
Status Job ID Name Coverage
  Lint
failed #172763
x86_64 docker-alpine allowed to fail
lint

00:00:20

 
  Build
passed #172768
aarch64 ci-build docker-alpine
build-aarch64

00:01:21

passed #172769
armv7 ci-build docker-alpine
build-armv7

00:01:40

passed #172767
ppc64le ci-build docker-alpine
build-ppc64le

00:01:59

passed #172766
s390x ci-build docker-alpine
build-s390x

00:00:47

passed #172765
x86 ci-build docker-alpine
build-x86

00:00:59

passed #172764
x86_64 ci-build docker-alpine
build-x86_64

00:00:58

 
Name Stage Failure
failed
lint Lint
No job log