build(deps): bump github.com/spf13/cobra from 1.3.0 to 1.4.0

Bumps [github.com/spf13/cobra](https://github.com/spf13/cobra) from 1.3.0 to 1.4.0.
- [Release notes](https://github.com/spf13/cobra/releases)
- [Changelog](https://github.com/spf13/cobra/blob/master/CHANGELOG.md)
- [Commits](https://github.com/spf13/cobra/compare/v1.3.0...v1.4.0)

---
updated-dependencies:
- dependency-name: github.com/spf13/cobra
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

go.mod

@@ -24,7 +24,7 @@ require (
 	github.com/opencontainers/image-spec v1.0.2
 	github.com/rs/zerolog v1.26.1
 	github.com/sergi/go-diff v1.2.0
-	github.com/spf13/cobra v1.3.0
+	github.com/spf13/cobra v1.4.0
 	github.com/spf13/viper v1.10.0
 	github.com/stretchr/testify v1.7.0
 	github.com/tonistiigi/fsutil v0.0.0-20220115021204-b19f7f9cb274