Update dev-dependencies

Author: wooorm

package.json

@@ -45,16 +45,16 @@
     "c8": "^7.0.0",
     "glob": "^7.0.0",
     "hastscript": "^7.0.0",
-    "jsdom": "^16.5.3",
+    "jsdom": "^18.0.0",
     "prettier": "^2.0.0",
-    "remark-cli": "^9.0.0",
-    "remark-preset-wooorm": "^8.0.0",
+    "remark-cli": "^10.0.0",
+    "remark-preset-wooorm": "^9.0.0",
     "rimraf": "^3.0.0",
     "tape": "^5.0.0",
     "type-coverage": "^2.0.0",
     "typescript": "^4.0.0",
-    "w3c-xmlserializer": "^2.0.0",
-    "xo": "^0.42.0"
+    "w3c-xmlserializer": "^3.0.0",
+    "xo": "^0.46.0"
   },
   "scripts": {
     "prepack": "npm run build && npm run format",

test/index.js

@@ -43,7 +43,7 @@ test('hast-util-to-dom', (t) => {
       toDom({
         type: 'root',
         children: [
-          {type: 'doctype', name: 'html', public: undefined, system: undefined},
+          {type: 'doctype', name: 'html'},
           {
             type: 'element',
             tagName: 'html',