Update module github.com/spf13/cobra to v1

Signed-off-by: Renovate Bot <bot@renovateapp.com>

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/nicksnyder/go-i18n/v2 v2.0.2 // indirect
 	github.com/pelletier/go-toml v1.5.0 // indirect
 	github.com/pkg/errors v0.8.1 // indirect
-	github.com/spf13/cobra v0.0.7
+	github.com/spf13/cobra v1.1.3
 	github.com/stretchr/objx v0.2.0 // indirect
 	golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550 // indirect
 	golang.org/x/net v0.0.0-20191011234655-491137f69257 // indirect