Bump github.com/spf13/cobra from 1.1.3 to 1.2.1

Bumps [github.com/spf13/cobra](https://github.com/spf13/cobra) from 1.1.3 to 1.2.1.
- [Release notes](https://github.com/spf13/cobra/releases)
- [Changelog](https://github.com/spf13/cobra/blob/master/CHANGELOG.md)
- [Commits](spf13/cobra@v1.1.3...v1.2.1)

---
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

@@ -15,7 +15,7 @@ require (
 	github.com/onsi/ginkgo v1.16.4
 	github.com/onsi/gomega v1.13.0
 	github.com/sergi/go-diff v1.2.0
-	github.com/spf13/cobra v1.1.3
+	github.com/spf13/cobra v1.2.1
 	github.com/texttheater/golang-levenshtein v1.0.1
 	gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b
 )