Modify stake-address-info to output pool ID and DRep ID in both hex and bech32 formats

[palas]

Changelog

- description: |
    Modified stake-address-info to output pool ID and DRep ID in both hex and bech32 formats
  type:
  - feature        # introduces a new feature
  - breaking       # the API has changed in a breaking way

Context

This addresses this issue: #897

How to trust this PR

This is how I tested it in preview:

$ cabal run cardano-cli -- query stake-address-info --address stake_test1updr3r8ru63np2eh4dkumuelp9w6p4l58z8upxj7z5d65qcsnxl97
[
    {
        "address": "stake_test1updr3r8ru63np2eh4dkumuelp9w6p4l58z8upxj7z5d65qcsnxl97",
        "govActionDeposits": {},
        "rewardAccountBalance": 0,
        "stakeDelegation": null,
        "stakeRegistrationDeposit": 2000000,
        "voteDelegation": {
            "keyHashBech32": "drep1yg74fedj67jplvxqqth5lg5ytxjrx8a4ljtzkaarhgcfy0gl7n0hl",
            "keyHashHex": "8200581c3d54e5b2d7a41fb0c002ef4fa28459a4331fb5fc962b77a3ba30923d"
        }
    }
]
$ cabal run cardano-cli -- query stake-address-info --address stake_test1uzzx65ylw8yrkeusmfwa6exesgpzlw74630cxusgq3jn9jqrgsrjc
[
    {
        "address": "stake_test1uzzx65ylw8yrkeusmfwa6exesgpzlw74630cxusgq3jn9jqrgsrjc",
        "govActionDeposits": {},
        "rewardAccountBalance": 150793503137,
        "stakeDelegation": {
            "stakePoolBech32": "pool1zyvx690fps6a9m3m89q6fwcfgd8jyupzgv8wrfpvd0fm5cyzxd0",
            "stakePoolHex": "11186d15e90c35d2ee3b3941a4bb09434f227022430ee1a42c6bd3ba"
        },
        "stakeRegistrationDeposit": 2000000,
        "voteDelegation": null
    }
]

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

[carbolymer]

I'm leaving approval to @carloslodelar .
@carloslodelar should we print CIP-129 hash for DRep credential additionally?