message: op-node: Include value in log context
  This was previously missing.
diff: @@ -143,7 +143,7 @@ func (s *Source) GetPayload(ctx context.Context, payloadId PayloadID) (*Executio
  var result ExecutionPayload
  err := s.rpc.CallContext(ctx, &result, "engine_getPayloadV1", payloadId)
  if err != nil {
  - e = e.New("payload_id", "err", err)
  + e = e.New("payload_id", payloadId, "err", err)
  if rpcErr, ok := err.(rpc.Error); ok {
  code := ErrorCode(rpcErr.ErrorCode())
  if code != UnavailablePayload {
  