fix benchmarks

f

packages/slate/benchmark/models/from-json.js

@@ -20,7 +20,7 @@ export const input = {
           nodes: [
             {
               kind: 'text',
-              ranges: [
+              leaves: [
                 {
                   text: 'This is editable ',
                 },

packages/slate/benchmark/models/get-leaves.js

@@ -5,7 +5,7 @@ import h from '../../test/helpers/h'
 import { __clear } from '../../lib/utils/memoize'
 
 export default function (text) {
-  text.getRanges()
+  text.getLeaves()
 }
 
 export function before(state) {