v0.6.4

Changelog

11bfded GitHub Action Update (#87)
2078d48 Unshallow Fetch before runnig goreleaser (#83)
1b306e2 Update GitHub Actions badge
40e985f Update module mattn/go-colorable to v0.1.7 (#86)
10fec45 Update module stretchr/testify to v1.6.0 (#84)
936ccc4 Update module stretchr/testify to v1.6.1 (#85)