Update dev-dependencies

Author: wooorm

.prettierignore

@@ -1,3 +1,5 @@
 coverage/
 unist-util-remove-position.js
 unist-util-remove-position.min.js
+*.json
+*.md

package.json

@@ -33,17 +33,17 @@
   "devDependencies": {
     "browserify": "^16.0.0",
     "nyc": "^15.0.0",
-    "prettier": "^1.0.0",
-    "remark": "^11.0.0",
-    "remark-cli": "^7.0.0",
-    "remark-preset-wooorm": "^6.0.0",
-    "tape": "^4.0.0",
+    "prettier": "^2.0.0",
+    "remark": "^12.0.0",
+    "remark-cli": "^8.0.0",
+    "remark-preset-wooorm": "^7.0.0",
+    "tape": "^5.0.0",
     "tinyify": "^2.0.0",
     "unist-builder": "^2.0.0",
-    "xo": "^0.26.0"
+    "xo": "^0.32.0"
   },
   "scripts": {
-    "format": "remark . -qfo && prettier --write \"**/*.js\" && xo --fix",
+    "format": "remark . -qfo && prettier . --write && xo --fix",
     "build-bundle": "browserify . -s unistUtilRemovePosition > unist-util-remove-position.js",
     "build-mangle": "browserify . -s unistUtilRemovePosition -p tinyify > unist-util-remove-position.min.js",
     "build": "npm run build-bundle && npm run build-mangle",

test.js

@@ -5,7 +5,7 @@ var u = require('unist-builder')
 var remark = require('remark')
 var removePosition = require('.')
 
-test('removePosition()', function(t) {
+test('removePosition()', function (t) {
   var empty = {position: undefined}
 
   t.same(