README: update pkg.go.dev badge, add OpenSSF scorecard

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

Author: thaJeztah

README.md

@@ -1,9 +1,10 @@
 # Docker CLI
 
-[![PkgGoDev](https://img.shields.io/badge/go.dev-docs-007d9c?logo=go&logoColor=white)](https://pkg.go.dev/github.com/docker/cli)
+[![PkgGoDev](https://pkg.go.dev/badge/github.com/docker/cli)](https://pkg.go.dev/github.com/docker/cli)
 [![Build Status](https://img.shields.io/github/actions/workflow/status/docker/cli/build.yml?branch=master&label=build&logo=github)](https://github.com/docker/cli/actions?query=workflow%3Abuild)
 [![Test Status](https://img.shields.io/github/actions/workflow/status/docker/cli/test.yml?branch=master&label=test&logo=github)](https://github.com/docker/cli/actions?query=workflow%3Atest)
 [![Go Report Card](https://goreportcard.com/badge/github.com/docker/cli)](https://goreportcard.com/report/github.com/docker/cli)
+[![OpenSSF Scorecard](https://api.scorecard.dev/projects/github.com/docker/cli/badge)](https://scorecard.dev/viewer/?uri=github.com/docker/cli)
 [![Codecov](https://img.shields.io/codecov/c/github/docker/cli?logo=codecov)](https://codecov.io/gh/docker/cli)
 
 ## About