Bump github.com/spf13/viper from 1.7.0 to 1.7.1 in /cli

Bumps [github.com/spf13/viper](https://github.com/spf13/viper) from 1.7.0 to 1.7.1.
- [Release notes](https://github.com/spf13/viper/releases)
- [Commits](spf13/viper@v1.7.0...v1.7.1)

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

cli/go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/mitchellh/mapstructure v1.4.1
 	github.com/spf13/cobra v1.1.1
-	github.com/spf13/viper v1.7.0
+	github.com/spf13/viper v1.7.1
 	github.com/stretchr/testify v1.7.0
 	gopkg.in/yaml.v2 v2.4.0
 	gotest.tools v2.2.0+incompatible