Dump a few potentially interesting addresses as part of the L1 manifest.
In particular, superchain addresses.

Implementation addresses are provided as well, as they might come in
handy for debugging purposes.

Output now looks like:
...
  "l1": {
    "name": "Ethereum",
    "nodes": [
      {
        "cl": "http://127.0.0.1:50973",
        "el": "http://127.0.0.1:50965"
      }
    ],
    "addresses": {
      "delayedWETHImpl": "0x6cc791cd89220c47952885782156e5e8f2833063",
      "disputeGameFactoryImpl": "0x256fa44786f5b9aa47f13639b97a52cbbb8d3b6e",
      "l1CrossDomainMessengerImpl": "0xe70dae11d895c2e508e7d1c0c91dd0f3e4e971c3",
      "l1ERC721BridgeImpl": "0x5a0242103310c7992773430e790c142b7e94ef3a",
      "l1StandardBridgeImpl": "0x8eb57e8ca6e1e3216b4293cc37d621a43c17ec40",
      "mipsSingleton": "0xb5322da185af39b53f8d3cbf40636eb3f1b527f2",
      "opcm": "0xf0f6e276962a776112511c4ea74ad12b4e44cd6b",
      "optimismMintableERC20FactoryImpl": "0x5f554a3eabcc8e2055040d563ef4910e8bacff8d",
      "optimismPortalImpl": "0x9d1da1fef40e2b5f44ed193bd88f1d3ee4a31cc5",
      "preimageOracleSingleton": "0x31502454e4b07ab6f35216fd734aafd816a06110",
      "protocolVersionsImpl": "0xba337ce3e690fdd01b1a830404e8caaae22a0638",
      "protocolVersionsProxy": "0xf2749e312b43529cb35a91e355919a376bd22ce3",
      "proxyAdmin": "0xed3b4bf7e17e47dac37d7bb913196e192dcaf748",
      "superchainConfigImpl": "0xcf99c17529cc22c39551547e323ed9dda6841734",
      "superchainConfigProxy": "0x329cf899464ba580bf047f4b886db342c602f579",
      "systemConfigImpl": "0x5d58414e85fc12d343eb3445dd7417c483d939a9"
    }
  },
...