chore: added link to GitHub EIP-4361 file

The links is https://github.com/ethereum/EIPs/blob/master/EIPS/eip-4361.md

Author: JeneaVranceanu

Sources/web3swift/Utils/EIP/EIP4361.swift

@@ -14,7 +14,10 @@ fileprivate let datetimePattern = "[0-9]{4}-(0[1-9]|1[012])-(0[1-9]|[12][0-9]|3[
 fileprivate let uriPattern = "(([^:?#]+):)?(([^?#]*))?([^?#]*)(\\?([^#]*))?(#(.*))?"
 
 /// Sign-In with Ethereum protocol and parser implementation.
-/// [EIP-4361](https://eips.ethereum.org/EIPS/eip-4361)
+/// EIP-4361: 
+///    - https://eips.ethereum.org/EIPS/eip-4361
+///    - https://github.com/ethereum/EIPs/blob/master/EIPS/eip-4361.md
+///
 /// Thanks to spruceid for SIWE implementation that was rewritten here in Swift: https://github.com/spruceid/siwe/blob/main/packages/siwe-parser/lib/regex.ts
 public final class EIP4361 {