fix(deps): update module github.com/spf13/cobra to v1.2.1

Author: renovate-bot

go.mod

@@ -5,6 +5,6 @@ go 1.15
 require (
 	github.com/golang-jwt/jwt v3.2.2+incompatible
 	github.com/golang/glog v0.0.0-20210429001901-424d2337a529
-	github.com/spf13/cobra v1.1.3
+	github.com/spf13/cobra v1.2.1
 	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
 )