Merge pull request #1513 from ethereum-optimism/zainbacchus-patch-3

Updating URL for xERC20 + Superchain Interop

Author: sbvegan

pages/stack/interop/compatible-tokens.mdx

@@ -80,7 +80,7 @@ If you allowlist both Superchain interop and a third-party verification mechanis
 
 ### xERC20 (ERC-7281)
 
-xERC20 tokens are crosschain ERC-20 which can be transferred across chains by allowing the token owner to approve which bridges can mint/burn their token and the ability to set rate limits per bridge. You can learn more about xERC20 and Superchain interop [here](https://github.com/ethereum-optimism/design-docs/pull/203).
+xERC20 tokens are crosschain ERC-20 which can be transferred across chains by allowing the token owner to approve which bridges can mint/burn their token and the ability to set rate limits per bridge. You can learn more about xERC20 and Superchain interop [here](https://github.com/defi-wonderland/crosschainERC20).
 
 *   **Security:** Variable due to weakest-link scenario based on allowlisted verification mechanisms.
 *   **Latency:** 1-block latency in the Superchain. Outside the Superchain, latency is variable based on allowlisted verification mechanism.