fix: RLP func encode for single value has named parameter

It fixes the issue when trying to call func element() with [Any].

Author: JeneaVranceanu

Sources/Web3Core/RLP/RLP.swift

@@ -18,10 +18,9 @@ public struct RLP {
     static var length56 = BigUInt(UInt(56))
     static var lengthMax = (BigUInt(UInt(1)) << 256)
 
-    internal static func encode(_ element: Any?) -> Data? {
+    internal static func encode(element: Any?) -> Data? {
         if let string = element as? String {
             return encode(string)
-
         } else if let data = element as? Data {
             return encode(data)
         } else if let biguint = element as? BigUInt {
@@ -115,7 +114,7 @@ public struct RLP {
     internal static func encode(_ elements: [Any?]) -> Data? {
         var encodedData = Data()
         for e in elements {
-            if let encoded = encode(e) {
+            if let encoded = encode(element: e) {
                 encodedData.append(encoded)
             } else {
                 guard let asArray = e as? [Any] else {return nil}

Tests/web3swiftTests/localTests/TransactionsTests.swift

@@ -471,7 +471,6 @@ class TransactionsTests: XCTestCase {
             // check that we recovered the address correctly
             XCTAssertEqual(jsonTxn.sender!.address, expectedAddress.address, "Recovered Address Mismatch")
         } catch {
-            
             return XCTFail(String(describing: error))
         }
     }