update devDependencies (JSDOM) to latest version dwyl#6

Author: nelsonic

package.json

@@ -1,7 +1,7 @@
 {
   "name": "todomvc-example-in-vanilla-javascript-using-elm-architecture-",
   "description": "Learn how to use The Elm Architecture in JavaScript to create functional and fast UI!",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "homepage": "https://github.com/dwyl/todomvc-vanilla-javascript-elm-architecture-example",
   "main": "index.html",
   "repository": {
@@ -12,7 +12,7 @@
   "devDependencies": {
     "decache": "^4.5.1",
     "istanbul": "^0.4.5",
-    "jsdom": "^14.0.0",
+    "jsdom": "^15.1.1",
     "jsdom-global": "^3.0.2",
     "live-server": "^1.2.1",
     "pre-commit": "^1.2.2",