Updates the display name of an existing certificate. Returns an error if the certificate does not exist.
UserGuideCertification!
UserGuideCertification!- idUnique identifier (ULID)
- userLoginLogin of the user who claimed the certificate
- displayNameName shown on the certificate
- courseThe course for which the certificate was issued
- issuedAtUnix timestamp of when the certificate was issued
- groupIDID of the user guide group associated with the certificate
- descriptionDescription of the user guide group associated with the certificate