Scroll native minting deploy scripts

[jtfirek]

• imports all of the native minting related contracts from the the deprecated cross chain repo in the first commit.
• Refactored the L2SyncPool contract for OP stack chains
• Custom L2ScrollSyncSyncPool _sync logic and L1ScrollReceiverETH contract to integrate with scrolls native bridge
• The native minting scripts deploy, configure, and produce all the gnosis transactions necessary to deploy native minting to scroll
• nativeMintingScroll.t.sol tests the scripts and full native minting flow

[seongyun-ko]

we can remove this line so that is has the same # of LOC with that of other syncpool contracts

[seongyun-ko]

let's add the audit report too