main/graphviz: upgrade to 2.44.0 and fix source

7 jobs for !6596 with graphviz in 1 minute and 31 seconds
detached
Status Job ID Name Coverage
  Lint
passed #104752
x86_64 docker-alpine
lint

00:00:26

 
  Build
passed #104757
aarch64 ci-build docker-alpine
build-aarch64

00:00:23

passed #104758
armv7 ci-build docker-alpine
build-armv7

00:00:24

passed #104756
ppc64le ci-build docker-alpine
build-ppc64le

00:00:40

passed #104755
s390x ci-build docker-alpine
build-s390x

00:00:21

passed #104754
x86 ci-build docker-alpine
build-x86

00:00:19

passed #104753
x86_64 ci-build docker-alpine
build-x86_64

00:00:20