feat: upgrade MockWorldID to solidity 0.8.30

Author: 0xble

tests/mocks/MockWorldID.sol

@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.8.13;
+pragma solidity ^0.8.30;
 
-import {IWorldID} from "src/interfaces/IWorldID.sol";
+import { IWorldID } from "src/interfaces/IWorldID.sol";
 
 contract MockWorldID is IWorldID {
     mapping(uint256 => bool) public nullifiers;
@@ -13,7 +13,9 @@ contract MockWorldID is IWorldID {
         uint256 nullifierHash,
         uint256, // externalNullifierHash
         uint256[8] calldata // proof
-    ) external {
+    )
+        external
+    {
         require(!nullifiers[nullifierHash], "MockWorldID: Nullifier has already been used");
         nullifiers[nullifierHash] = true;
     }