t increase coverage

GildedRoseTest.test_foo.approved.txt

@@ -1 +1,2 @@
 foo, -1, 0
+Aged Brie, -1, 2

test_gilded_rose.py

@@ -6,13 +6,17 @@ from approvaltests.approvals import verify
 
 class GildedRoseTest(unittest.TestCase):
     def test_foo(self):
-        items = [Item("foo", 0, 0)]
+        items = [
+            Item("foo", 0, 0),
+            Item("Aged Brie", 0, 0),
+        ]
         gilded_rose = GildedRose(items)
         gilded_rose.update_quality()
 
         to_approve = []
         for item in items:
             to_approve.append(str(item))
+
         verify("\n".join(to_approve))