test-dns: Don't skip 'Get only ipv6 tcp adresses for luvit.io' test

tests/test-dns.lua

@@ -48,23 +48,20 @@ return require('lib/tap')(function (test)
     end)))
   end)
 
-  -- FIXME: this test always fails on AppVeyor for some reason
-  if isWindows and not os.getenv'APPVEYOR' then
-    test("Get only ipv6 tcp adresses for luvit.io", function (print, p, expect, uv)
-      assert(uv.getaddrinfo("luvit.io", nil, {
-        socktype = "stream",
-        family = "inet6",
-      }, expect(function (err, res)
-        if errorAllowed(err) then
-          print(err, "skipping")
-          return
-        end
-        assert(not err, err)
-        p(res, #res)
-        assert(#res == 1)
-      end)))
-    end)
-  end
+  test("Get only ipv6 tcp adresses for luvit.io", function (print, p, expect, uv)
+    assert(uv.getaddrinfo("luvit.io", nil, {
+      socktype = "stream",
+      family = "inet6",
+    }, expect(function (err, res)
+      if errorAllowed(err) then
+        print(err, "skipping")
+        return
+      end
+      assert(not err, err)
+      p(res, #res)
+      assert(#res == 1)
+    end)))
+  end)
 
   test("Get ipv4 and ipv6 tcp adresses for luvit.io", function (print, p, expect, uv)
     assert(uv.getaddrinfo("luvit.io", nil, {