Fixing mismatch in koan description and assertion

lib/koans/07_keyword_lists.ex

@@ -17,9 +17,8 @@ defmodule KeywordLists do
 
   koan "You could access the values of repeating key" do
     kw_list = [foo: "bar", foo1: "bar1", foo: "baz"]
-    values = Keyword.get_values(kw_list, :foo)
 
-    assert List.last(values) == ___
+    assert Keyword.get_values(kw_list, :foo) == [___, ___]
   end
 
   koan "Keyword lists are just special syntax for lists of two-element tuples" do

test/koans/keyword_lists_koans_test.exs

@@ -6,7 +6,7 @@ defmodule KeywordListsTests do
     answers = [
       "bar",
       "bar",
-      "baz",
+      {:multiple, ["bar", "baz"]},
       {:multiple, [:foo, "bar"]},
       "foo"
     ]