Function indy_credx::issuer::create_credential_definition

pub fn create_credential_definition(
    origin_did: &DidValue, 
    schema: &Schema, 
    tag: &str, 
    signature_type: SignatureType, 
    config: CredentialDefinitionConfig
) -> Result<(CredentialDefinition, CredentialDefinitionPrivate, CredentialKeyCorrectnessProof)>