fix: deploy script out of gas error

Author: anna-carroll

script/Zenith.s.sol

@@ -14,7 +14,7 @@ contract ZenithScript is Script {
         vm.startBroadcast();
         z = new Zenith(defaultRollupChainId, withdrawalAdmin, sequencerAdmin);
         // send some ETH to newly deployed Zenith to populate some rollup state
-        payable(address(z)).transfer(0.00123 ether);
+        z.enter{value: 0.00123 ether}(z.defaultRollupChainId(), msg.sender);
     }
 
     // NOTE: script must be run using SequencerAdmin key

src/Passage.sol

@@ -7,7 +7,7 @@ import {IERC20} from "openzeppelin-contracts/contracts/token/ERC20/IERC20.sol";
 ///         and enables Builders to fulfill requests to exchange tokens on the Rollup for tokens on the Host.
 contract Passage {
     /// @notice The chainId of rollup that Ether will be sent to by default when entering the rollup via fallback() or receive().
-    uint256 immutable defaultRollupChainId;
+    uint256 public immutable defaultRollupChainId;
 
     /// @notice The address that is allowed to withdraw funds from the contract.
     address public immutable withdrawalAdmin;