Update README scorecard badge link (#3912)

Fixes #3911

Signed-off-by: Hayden B <hblauzvern@google.com>

README.md

@@ -9,7 +9,7 @@ Signing OCI containers (and other artifacts) using [Sigstore](https://sigstore.d
 [![Go Report Card](https://goreportcard.com/badge/github.com/sigstore/cosign)](https://goreportcard.com/report/github.com/sigstore/cosign)
 [![e2e-tests](https://github.com/sigstore/cosign/actions/workflows/e2e-tests.yml/badge.svg)](https://github.com/sigstore/cosign/actions/workflows/e2e-tests.yml)
 [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/5715/badge)](https://bestpractices.coreinfrastructure.org/projects/5715)
-[![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/sigstore/cosign/badge)](https://api.securityscorecards.dev/projects/github.com/sigstore/cosign)
+[![OpenSSF Scorecard](https://api.securityscorecards.dev/projects/github.com/sigstore/cosign/badge)](https://securityscorecards.dev/viewer/?uri=github.com/sigstore/cosign)
 
 Cosign aims to make signatures **invisible infrastructure**.