Function indy_credx::issuer::make_credential_definition_id

pub fn make_credential_definition_id(
    origin_did: &DidValue, 
    schema_id: &SchemaId, 
    schema_seq_no: Option<u32>, 
    tag: &str, 
    signature_type: SignatureType
) -> Result<(CredentialDefinitionId, SchemaId)>