Apply suggestions from code review

Co-authored-by: Herman Slatman <[email protected]>

Author: maraino

command/certificate/fingerprint.go

@@ -139,7 +139,7 @@ func fingerprintAction(ctx *cli.Context) error {
 			if csrErr != nil {
 				return err
 			}
-			// We will only need the raw the generate a fingerprint.
+			// We will only need the raw DER bytes to generate a fingerprint.
 			certs = []*x509.Certificate{
 				{Raw: csr.Raw},
 			}

token/options.go

@@ -99,7 +99,7 @@ func WithConfirmationFingerprint(fp string) Options {
 
 // WithFingerprint returns an Options function that the cnf claims with
 // "x5rt#S256" representing the fingerprint of the CSR
-func WithFingerprint(v interface{}) Options {
+func WithFingerprint(v any) Options {
 	return func(c *Claims) error {
 		var data []byte
 		switch vv := v.(type) {