Fix: Exchanging Coscine certificate - Step 1 second try

coscine/issues#2147

src/STS/Startup.cs

@@ -100,8 +100,7 @@ namespace Coscine.Api.STS
                     var x509Certificate2022 = new X509Certificate2(pfx2022);
 
                     options.SPOptions.ServiceCertificates.Add(x509Certificate2);
-                    options.SPOptions.ServiceCertificates.Add(x509Certificate2022);
-
+                    options.SPOptions.ServiceCertificates.Add(new ServiceCertificate() { Certificate = x509Certificate2022, Status = CertificateStatus.Future, Use=CertificateUse.Both });
                     options.SPOptions.WantAssertionsSigned = true;
                 });
         }