Update webhook status integration tests

- total api fields test 260->261

internal/testutil/conciergetestutil/tlstestutil.go

@@ -0,0 +1,28 @@
+// Copyright 2024 the Pinniped contributors. All Rights Reserved.
+// SPDX-License-Identifier: Apache-2.0
+
+package conciergetestutil
+
+import (
+	"crypto/tls"
+	"encoding/base64"
+	"encoding/pem"
+
+	auth1alpha1 "go.pinniped.dev/generated/latest/apis/concierge/authentication/v1alpha1"
+)
+
+func TlsSpecFromTLSConfig(tls *tls.Config) *auth1alpha1.TLSSpec {
+	pemData := make([]byte, 0)
+	for _, certificate := range tls.Certificates {
+		// this is the public part of the certificate, the private is the certificate.PrivateKey
+		for _, reallyCertificate := range certificate.Certificate {
+			pemData = append(pemData, pem.EncodeToMemory(&pem.Block{
+				Type:  "CERTIFICATE",
+				Bytes: reallyCertificate,
+			})...)
+		}
+	}
+	return &auth1alpha1.TLSSpec{
+		CertificateAuthorityData: base64.StdEncoding.EncodeToString(pemData),
+	}
+}