Prepare release 8.2

[fraser-iohk]

• [ ] release cardano-node 8.1.1

• [x] release cardano-ledger 8.2 packages

• [x] release cardano-ledger 8.2 packages

  • [x] missing Arbitrary instance for ConwayCertPredFailure
  • [x] missing Arbitrary instance for ConwayDelegPredFailure
  • [x] missing Arbitrary instance for ConwayVDelPredFailure

• [x] release ouroboros-consensus packages

  • [x] changes to Cardano.Ledger.UMap
  • [x] could not deduce Arbitrary (ConwayCertPredFailure (ConwayEra MockCryptoCompatByron))
  • [x] could not deduce Arbitrary (ConwayDelegPredFailure (ConwayEra MockCryptoCompatByron))
  • [x] could not deduce Arbitrary (ConwayVDelPredFailure (ConwayEra MockCryptoCompatByron))

• [x] release cardano-ledger 8.2 packages (second wave)

• [x] release ouroboros-consensus 8.2 packages (second wave to include changes in ouroboros-consensus#191 and ouroboros-consensus#140)

• [ ] release cardano-api packages

  • [ ] work required to handle change from TxCert crypto to TxCert era (this work is being completed by Jordan Millar)

• [ ] release cardano-node packages

[dnadales]

We were asked to also release the following changes:

• [x] https://github.com/input-output-hk/ouroboros-consensus/pull/191
• [x] https://github.com/input-output-hk/ouroboros-consensus/pull/140

CC: @disassembler