Function polkadot_service::chain_spec::get_authority_keys_from_seed_no_beefy

pub fn get_authority_keys_from_seed_no_beefy(
    seed: &str
) -> (AccountId, AccountId, AuthorityId, AuthorityId, ValidatorId, AssignmentId, AuthorityId)

Helper function to generate stash, controller and session key from seed