contracts-bedrock: delete dead code (#9741)

* contracts-bedrock: delete dead code

There was some legacy code in the deploy script leftover from
the removal of hardhat deploy artifacts. This deletes that code
as its no longer needed.

* contracts-bedrock: cleanup comments

packages/contracts-bedrock/scripts/Artifacts.s.sol

@@ -18,6 +18,8 @@ struct Deployment {
 
 /// @title Artifacts
 /// @notice Useful for accessing deployment artifacts from within scripts.
+///         When a contract is deployed, call the `save` function to write its name and
+///         contract address to disk. Inspired by `forge-deploy`.
 abstract contract Artifacts {
     /// @notice Foundry cheatcode VM.
     Vm private constant vm = Vm(address(uint160(uint256(keccak256("hevm cheat code")))));

packages/contracts-bedrock/scripts/Config.sol

@@ -48,13 +48,6 @@ library Config {
         );
     }
 
-    /// @notice Returns the name of the script used for deployment. This was useful for parsing the
-    ///         foundry deploy artifacts to turn them into hardhat deploy style artifacts. It is now
-    ///         DEPRECATED and will be removed in the future.
-    function deployScript(string memory _name) internal view returns (string memory _env) {
-        _env = vm.envOr("DEPLOY_SCRIPT", _name);
-    }
-
     /// @notice Returns the sig of the entrypoint to the deploy script. By default, it is `run`.
     ///         This was useful for creating hardhat deploy style artifacts and will be removed in a future release.
     function sig() internal view returns (string memory _env) {

packages/contracts-bedrock/scripts/Deploy.s.sol

@@ -270,7 +270,6 @@ contract Deploy is Deployer {
             vm.store(address(cfg), USE_FAULT_PROOFS_SLOT, useFaultProofsOverride);
         }
 
-        console.log("Deploying from %s", deployScript);
         console.log("Deployment context: %s", deploymentContext);
     }
 

packages/contracts-bedrock/scripts/DeployPeriphery.s.sol

@@ -35,7 +35,6 @@ contract DeployPeriphery is Deployer {
         string memory path = string.concat(vm.projectRoot(), "/periphery-deploy-config/", deploymentContext, ".json");
         cfg = new PeripheryDeployConfig(path);
 
-        console.log("Deploying from %s", deployScript);
         console.log("Deployment context: %s", deploymentContext);
     }
 

packages/contracts-bedrock/scripts/Deployer.sol

@@ -25,34 +25,10 @@ struct StorageSlot {
 /// @title Deployer
 /// @author tynes
 /// @notice A contract that can make deploying and interacting with deployments easy.
-///         When a contract is deployed, call the `save` function to write its name and
-///         contract address to disk. Inspired by `forge-deploy`.
 abstract contract Deployer is Script, Artifacts {
-    /// @notice Path to the deploy artifact generated by foundry
-    string internal deployPath;
-
-    /// @notice The name of the deploy script that sends the transactions.
-    ///         Can be modified with the env var DEPLOY_SCRIPT
-    string internal deployScript;
-
-    /// @notice Create the global variables and set up the filesystem.
-    ///         Forge script will create a file where the prefix is the
-    ///         name of the function that runs with the suffix `-latest.json`.
-    ///         By default, `run()` is called. Allow the user to use the SIG
-    ///         env var to specify what function signature was called so that
-    ///         the `sync()` method can be used to create hardhat deploy style
-    ///         artifacts.
+    /// @notice Sets up the artifacts contract.
     function setUp() public virtual override {
         Artifacts.setUp();
-
-        deployScript = Config.deployScript(name());
-
-        string memory sig = Config.sig();
-        string memory deployFile = Config.deployFile(sig);
-        uint256 chainId = Config.chainID();
-        deployPath = string.concat(
-            vm.projectRoot(), "/broadcast/", deployScript, ".s.sol/", vm.toString(chainId), "/", deployFile
-        );
     }
 
     /// @notice Returns the name of the deployment script. Children contracts