Lebanon IBAN parsing rules

Examples

    iex>  %IbanEx.Iban{
    ...>    country_code: "LB",
    ...>    check_digits: "62",
    ...>    bank_code: "0999",
    ...>    branch_code: nil,
    ...>    national_check: nil,
    ...>    account_number: "00000001001901229114"
    ...>  }
    ...>  |> IbanEx.Country.LB.to_string()
    "LB 62 0999 00000001001901229114"