fix: use memory location sendMessageToL1 (#5)

src/CairoLib.sol

@@ -196,7 +196,7 @@ library CairoLib {
     /// @notice Performs a low-level call to send a message from the Kakarot to the Ethereum network.
     /// @param payload The payload of the message to send to the Ethereum contract. The same payload will need
     /// to be provided on L1 to consume the message.
-    function sendMessageToL1(bytes calldata payload) internal {
+    function sendMessageToL1(bytes memory payload) internal {
         (bool success,) = CAIRO_MESSAGING_ADDRESS.call(payload);
         require(success, "CairoLib: sendMessageToL1 failed");
     }