Update dev-dependencies

Author: wooorm

package.json

@@ -43,15 +43,15 @@
     "@types/tape": "^4.0.0",
     "c8": "^7.0.0",
     "glob": "^7.0.0",
-    "jsdom": "^17.0.0",
+    "jsdom": "^19.0.0",
     "prettier": "^2.0.0",
     "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",
-    "xo": "^0.44.0"
+    "xo": "^0.47.0"
   },
   "scripts": {
     "prepack": "npm run build && npm run format",