[ETCM-921] Code review feedback changes

Author: strauss-m

src/main/scala/io/iohk/ethereum/network/p2p/messages/BaseETH6XMessages.scala

@@ -254,7 +254,6 @@ object BaseETH6XMessages {
     implicit class SignedTransactionRlpEncodableDec(val rlpEncodeable: RLPEncodeable) extends AnyVal {
 
       // scalastyle:off method.length
-
       /** A signed transaction is either a RLPList representing a Legacy SignedTransaction
         * or a PrefixedRLPEncodable(transactionType, RLPList of typed transaction envelope)
         *
@@ -318,6 +317,7 @@ object BaseETH6XMessages {
           throw new RuntimeException("Cannot decode SignedTransaction")
       }
     }
+    // scalastyle:on method.length
 
     implicit class SignedTransactionDec(val bytes: Array[Byte]) extends AnyVal {
       def toSignedTransaction: SignedTransaction = {

src/test/scala/io/iohk/ethereum/domain/TransactionSpec.scala

@@ -132,11 +132,4 @@ class TransactionSpec
     x shouldBe expected
 
   }
-  it should "correctly serialize to EIP1598 rlp" in {}
-
-  // plan:
-  // TODO ReceiptSpec
-  // TODO decode string to case class
-  // TODO adjust runVM in ledger
-  // TODO align how geth and besu treat typed transactions when sent via rpc before magneto HF
 }