[Conway] Add new security related protocol params / Changes in CDDL

[satran004]

• [x] Verify and add any missing protocol params

  • nonnegative_interval ; MinFee RefScriptCostPerByte

• [x] Update to support new redeemer structure

; Flat Array support is included for backwards compatibility and will be removed in the next era.
; It is recommended for tools to adopt using a Map instead of Array going forward.
redeemers =
  [ + [ tag: redeemer_tag, index: uint, data: plutus_data, ex_units: ex_units ] ]
  / { + [ tag: redeemer_tag, index: uint ] => [ data: plutus_data, ex_units: ex_units ] }

• [ ] List to Set

, ? 4: nonempty_set<plutus_data>

• [x] New redeemer purposes

redeemer_tag =
    0 ; Spending
  / 1 ; Minting
  / 2 ; Certifying
  / 3 ; Rewarding
  / 4 ; Voting
  / 5 ; Proposing

• [x] New Gov Action changes

policy_hash = scripthash

parameter_change_action = (0, gov_action_id / null, protocol_param_update, policy_hash / null)

treasury_withdrawals_action = (2, { reward_account => coin }, policy_hash / null)

• [ ] Allow 128 bytes

dns_name = tstr .size (0..128)

pool_metadata = [url, pool_metadata_hash]
url = tstr .size (0..128)

[satran004]

@Sotatek-HuyLe3a Can you please review these changes in Conway cddl ? Please add if there's any missing change.