[Correction] Upgrade fulcios to use of the google privateca api at v1 (…

…#252)

* Upgrade fulcios usage of the goole privateca api to v1

Signed-off-by: Scott Nichols <n3wscott@chainguard.dev>

* Adding a flag to select the google private ca api version at runtime

Signed-off-by: Scott Nichols <n3wscott@chainguard.dev>

* lint fix.

Signed-off-by: Scott Nichols <n3wscott@chainguard.dev>

* correct which api is called.

Signed-off-by: Scott Nichols <n3wscott@chainguard.dev>

pkg/api/ca.go

@@ -56,9 +56,9 @@ func CA() certauth.CertificateAuthority {
 			version := viper.GetString("gcp_private_ca_version")
 			switch version {
 			case "v1":
-				ca, err = googlecav1beta1.NewCertAuthorityService()
-			case "v1beta1":
 				ca, err = googlecav1.NewCertAuthorityService()
+			case "v1beta1":
+				ca, err = googlecav1beta1.NewCertAuthorityService()
 			default:
 				err = fmt.Errorf("invalid value for gcp_private_ca_version: %v", version)
 			}