message: contracts-bedrock: add in alpha-1 network
  The hardhat config needs to have the network that corresponds
  to the new deploy artifacts. This adds `alpha-1` to the hh
  config so that the contracts can be verified easily.
diff: @@ -45,6 +45,11 @@ const config: HardhatUserConfig = {
  url: process.env.L1_RPC || '',
  accounts: [process.env.PRIVATE_KEY_DEPLOYER || ethers.constants.HashZero],
  },
  + 'alpha-1': {
  + chainId: 5,
  + url: process.env.L1_RPC || '',
  + accounts: [process.env.PRIVATE_KEY_DEPLOYER || ethers.constants.HashZero],
  + },
  deployer: {
  chainId: Number(process.env.CHAIN_ID),
  url: process.env.L1_RPC || '',
  