change zkUSDC-e system references to instead use LXLY wording.

The name of the project is LXLY, and a recent PR added an architecture diagram to the README
with the title LXLY Architecture, so we should refer to the system as LXLY, not zkUSDC-e

scripts/DeployInit.s.sol

@@ -15,7 +15,7 @@ import "../src/ZkMinterBurner.sol";
 
 /// @title DeployInit
 /// @notice A script for deploying, initializing, and setting the access controls
-/// @notice for the 3 contracts that comprise the zkUSDCe system:
+/// @notice for the 3 contracts that comprise the LXLY system:
 /// @notice 1) L1Escrow
 /// @notice 2) ZkMinterBurner
 /// @notice 3) NativeConverter

scripts/DeployInitHelpers.sol

@@ -11,8 +11,8 @@ import "../src/ZkMinterBurnerProxy.sol";
 import "../src/ZkMinterBurner.sol";
 
 /// @title LibDeployInit
-/// @dev The contract that actually implements the logic for deploying
-/// the zkUSDC-e system contracts
+/// @dev A helper library that implements the logic for deploying
+/// the LXLY system contracts
 library LibDeployInit {
     function deployL1Contracts() internal returns (address l1eProxy) {
         // deploy implementation