Update Go example to use "go.mod"
Update Go example to use "go.mod"

crate/docker-docs,Lightstreamer/docs,docker-library/docs,nats-io/docker-docs,infosiftr/docker-library-docs,Lightstreamer/docs,nats-io/docker-docs,jetty-project/docker-docs,Bonitasoft-Community/docker_docs,Bonitasoft-Community/docker_docs,docker-library/docs,infosiftr/docker-library-docs,jetty-project/docker-docs,crate/docker-docs