Switch golangci-lint to Action

The [v2 series blows up on CircleCI](https://app.circleci.com/pipelines/github/jmhobbs/cultofthepartyparrot.com/296/workflows/95de05e1-d028-46f2-bb18-c2778e38dd11/jobs/993), so may as well make the effort to flip over to GH Actions;

https://github.com/golangci/golangci-lint-action