Update xo

Author: wooorm

index.js

@@ -7,7 +7,7 @@
  * @typedef {import('hast').DocType} Doctype
  */
 
-import nodeAssert from 'assert'
+import nodeAssert from 'node:assert'
 import {zwitch} from 'zwitch'
 import {mapz} from 'mapz'
 import {

package.json

@@ -48,7 +48,7 @@
     "tsd": "^0.17.0",
     "type-coverage": "^2.0.0",
     "typescript": "^4.0.0",
-    "xo": "^0.39.0"
+    "xo": "^0.42.0"
   },
   "scripts": {
     "prepack": "npm run build && npm run format",