Add Goerli Infura Provider

Author: Yes2011

Sources/web3swift/Web3/Web3.swift

@@ -25,6 +25,12 @@ public struct Web3 {
         let infura = await InfuraProvider(Networks.Mainnet, accessToken: accessToken)!
         return web3(provider: infura)
     }
+    
+    /// Initialized Web3 instance bound to Infura's goerli provider.
+    public static func InfuraGoerliWeb3(accessToken: String? = nil) async -> web3 {
+        let infura = await InfuraProvider(Networks.Goerli, accessToken: accessToken)!
+        return web3(provider: infura)
+    }
 
     /// Initialized Web3 instance bound to Infura's rinkeby provider.
     public static func InfuraRinkebyWeb3(accessToken: String? = nil) async -> web3 {