Update dev-dependencies

Author: wooorm

.prettierignore

@@ -1,3 +1,5 @@
 coverage/
 hast-util-raw.js
 hast-util-raw.min.js
+*.json
+*.md

package.json

@@ -40,20 +40,20 @@
     "browserify": "^16.0.0",
     "hastscript": "^5.0.0",
     "nyc": "^15.0.0",
-    "prettier": "^1.0.0",
-    "rehype-stringify": "^6.0.0",
-    "remark-cli": "^7.0.0",
-    "remark-parse": "^7.0.0",
-    "remark-preset-wooorm": "^6.0.0",
-    "remark-rehype": "^5.0.0",
-    "tape": "^4.0.0",
+    "prettier": "^2.0.0",
+    "rehype-stringify": "^8.0.0",
+    "remark-cli": "^8.0.0",
+    "remark-parse": "^8.0.0",
+    "remark-preset-wooorm": "^7.0.0",
+    "remark-rehype": "^7.0.0",
+    "tape": "^5.0.0",
     "tinyify": "^2.0.0",
-    "unified": "^8.0.0",
+    "unified": "^9.0.0",
     "unist-builder": "^2.0.0",
-    "xo": "^0.27.0"
+    "xo": "^0.32.0"
   },
   "scripts": {
-    "format": "remark . -qfo && prettier --write \"**/*.js\" && xo --fix",
+    "format": "remark . -qfo && prettier . --write && xo --fix",
     "build-bundle": "browserify index.js -s hastUtilRaw > hast-util-raw.js",
     "build-mangle": "browserify index.js -s hastUtilRaw -p tinyify > hast-util-raw.min.js",
     "build": "npm run build-bundle && npm run build-mangle",

test.js

@@ -9,9 +9,9 @@ var remark2rehype = require('remark-rehype')
 var stringify = require('rehype-stringify')
 var raw = require('.')
 
-test('raw', function(t) {
+test('raw', function (t) {
   t.throws(
-    function() {
+    function () {
       raw(u('unknown'))
     },
     /^Error: Cannot compile `unknown` node$/,
@@ -169,14 +169,14 @@ test('raw', function(t) {
   t.end()
 })
 
-test('integration', function(t) {
+test('integration', function (t) {
   unified()
     .use(parse)
-    .use(remark2rehype, {allowDangerousHTML: true})
-    .use(function() {
+    .use(remark2rehype, {allowDangerousHtml: true})
+    .use(function () {
       return raw
     })
-    .use(function() {
+    .use(function () {
       return transformer
       function transformer(tree) {
         t.deepEqual(
@@ -556,7 +556,7 @@ test('integration', function(t) {
         '<p>Hello, world!',
         ''
       ].join('\n'),
-      function(err, file) {
+      function (err, file) {
         t.ifErr(err, 'should not fail')
 
         t.equal(