Upgrade jsdom

package.json

@@ -40,7 +40,7 @@
     "@types/debug": "^4.1.5",
     "@types/deep-equal": "^1.0.1",
     "@types/glob": "^7.1.1",
-    "@types/jsdom": "11.0.1",
+    "@types/jsdom": "^16.2.0",
     "@types/mocha": "^7.0.2",
     "@types/node": "^10.17.17",
     "@types/utf8": "^2.1.6",
@@ -54,7 +54,7 @@
     "express": "^4.17.1",
     "express-ws": "^4.0.0",
     "glob": "^7.0.5",
-    "jsdom": "^11.11.0",
+    "jsdom": "^16.2.2",
     "mocha": "^7.1.1",
     "mustache": "^3.0.1",
     "node-pty": "^0.9.0",