remove unnecessary init

Author: mloit

Sources/web3swift/Transaction/EnvelopeFactory.swift

@@ -9,8 +9,6 @@ import BigInt
 
 /// Utility class for creating transaction envelopes. Generally not used directly, but are used by EthereumTransaction
 public struct EnvelopeFactory {
-    private init?() { return nil }
-
     // Transaction factory function to create a new transaction with the correct internal envelope
     // from a raw transaction stream of bytes
     /// create a transaction envelope from a raw bytestream