Parameterise Certificate type with phantom era type argument

[newhoggy]

Changelog

- description: |
    - Parameterise `Certificate` type with phantom `era` type argument
    - Additional `CardanoEra era` argument for:
      - `makeCommitteeDelegationCertificate`
      - `makeCommitteeHotKeyUnregistrationCertificate`
      - `makeMIRCertificate`
      - `makeStakeAddressDeregistrationCertificate`
      - `makeStakeAddressPoolDelegationCertificate`
      - `makeStakeAddressRegistrationCertificate`
      - `makeStakePoolRegistrationCertificate`
      - `makeStakePoolRetirementCertificate`
    - New functions:
      - `cardanoEraConstraints`
      - `textEnvelopeTypeInEra`
    - Delete `Certificate` constructor arguments from:
      - `PoolRegistration`
      - `PoolReRegistration`
  compatibility: breaking
  type: feature

Context

The addition of the era type parameter is necessary for the Conway era which not only introduces new certificate types but also modifies existing certificates in a backward compatible but not forward compatible way.

Checklist

• Commit sequence broadly makes sense and commits have useful messages
• The change log section in the PR description has been filled in
• New tests are added if needed and existing tests are updated. These may include:
  • golden tests
  • property tests
  • roundtrip tests
• Any changes are noted in the CHANGELOG.md for affected package
• The version bounds in .cabal files are updated
• CI passes. See note on CI. The following CI checks are required:
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  • Code builds on Linux, MacOS and Windows for ghc-8.10.7 and ghc-9.2.7
• Self-reviewed the diff

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