Update dev-dependencies

Author: wooorm

package.json

@@ -45,7 +45,7 @@
     "c8": "^7.0.0",
     "glob": "^7.0.0",
     "hastscript": "^7.0.0",
-    "jsdom": "^18.0.0",
+    "jsdom": "^19.0.0",
     "prettier": "^2.0.0",
     "remark-cli": "^10.0.0",
     "remark-preset-wooorm": "^9.0.0",
@@ -54,7 +54,7 @@
     "type-coverage": "^2.0.0",
     "typescript": "^4.0.0",
     "w3c-xmlserializer": "^3.0.0",
-    "xo": "^0.46.0"
+    "xo": "^0.47.0"
   },
   "scripts": {
     "prepack": "npm run build && npm run format",