Update Leap tests to match canonical data in v1.4.0 (#516)
Update Leap tests to match canonical data in v1.4.0 (#516)

New test added in
https://github.com/exercism/problem-specifications/pull/1359
exercism/xecmascript,tejasbubane/xecmascript,tejasbubane/xecmascript,exercism/xecmascript