feat: update go boilerplate

go/gildedrose/gildedrose_test.go

@@ -0,0 +1,19 @@
+package gildedrose_test
+
+import (
+	"testing"
+
+	"github.com/emilybache/gildedrose-refactoring-kata/gildedrose"
+)
+
+func Test_Foo(t *testing.T) {
+	var items = []*gildedrose.Item{
+		{"foo", 0, 0},
+	}
+
+	gildedrose.UpdateQuality(items)
+
+	if items[0].Name != "fixme" {
+		t.Errorf("Name: Expected %s but got %s ", "fixme", items[0].Name)
+	}
+}