Add sysctls option to docker_swarm_service

[NairolfL]

SUMMARY

Add sysctls options to docker_swarm_service, as discussed in #190

ISSUE TYPE

• Feature Pull Request

COMPONENT NAME

docker_swarm_service

ADDITIONAL INFORMATION

[NairolfL]

This is my first time contributing to this project. Don't hesitate to tell me if I'm missing something / doing something wrong.

[felixfontein]

You also need to adjust the integration tests. You probably have to add sysctls: null to https://github.com/ansible-collections/community.docker/blob/main/tests/integration/targets/docker_swarm_service/vars/main.yml.

[NairolfL]

Thank you for the feedback, I made the requested changes

[felixfontein]

Thanks, looks good to me! If nobody objects, I'll merge this in ~a week.

[felixfontein]

@NairolfL thanks for your contribution!