Plutus V3 script updates

[Jimbo4350]

Changelog

- description: |
    Relax requirement of supplying datums to plutus spending scripts
    Add flags to enable use of reference scripts with voting and proposing scripts
      - `--vote-tx-in-reference`
      - `--proposal-tx-in-reference`
# uncomment types applicable to the change:
  type:
  - feature        # introduces a new feature
  - compatible     # the API has changed but is non-breaking

Context

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Checklist

• Commit sequence broadly makes sense and commits have useful messages
• New tests are added if needed and existing tests are updated. See Running tests for more details
• Self-reviewed the diff

[CarlosLopezDeLara]

@Jimbo4350 Thoughts about the renaming proposed in #809 ?

[mkoura]

Looking good 👍 I checked that it is now possible to spend a UTxO locked with PlutusV3 script without providing datum (when the script allows it).

[palas]

Backup: https://github.com/IntersectMBO/cardano-cli/tree/backup/jordan/plutus-v3-fixes

[palas]

FYI: I have rebased your branch because we have done changes to the formatting. I have made a copy of the unrebased branch that you can find in my previous comment in this PR.