Replace xdescribe with describe in addition to replacing xit with it
Replace xdescribe with describe in addition to replacing xit with it

MattH-be/ecmascript,tejasbubane/xecmascript,exercism/xecmascript,MattH-be/ecmascript,exercism/xecmascript,tejasbubane/xecmascript,arthurchipdean/xecmascript,arthurchipdean/xecmascript