remove tvp row temp variable

Author: Simon Thörnqvist

lib/tds/types.ex

@@ -998,7 +998,7 @@ defmodule Tds.Types do
       row_bin = column_attrs
       |> Enum.zip(params)
       |> Enum.reduce(<<>>, fn ({{type, attr}, param}, acc) ->
-        foo = acc <> encode_data(type, param, attr)
+        acc <> encode_data(type, param, attr)
       end)
       row_acc <> << 0x01 >> <> row_bin
     end)