Inmanta-module-podman

- Manage extra hosts in container's /etc/hosts file

- Fix unmanaged resource usage

- Disable timeout for image build/pull.
- Add `configured` state to pod/container service.
- Set `send_event=true` for systemd_service files.

- More indexes of module resources to resource entities.
- Add podman::ImageDiscovery resource.
- Add podman::NetworkDiscovery resource.

- Add support for podman Image
- Add support for podman Network
- Add support for systemd container and pod services