Merge pull request #226 from reason-association/bobzhang-patch-2

tweak to match changes in 9.0.1

Author: bobzhang

_blogposts/2021-02-09-release-9-0.mdx

@@ -15,10 +15,10 @@ We are happy to announce ReScript 9.0!
 
 ReScript is a robustly typed language that compiles to efficient and human-readable JavaScript. It comes with one of the fastest build toolchains and offers first class support for interoperating with ReactJS and other existing JavaScript code.
 
-Use `npm` to install the newest [9.0.0 release](https://www.npmjs.com/package/bs-platform/v/9.0.0) with the following command:
+Use `npm` to install the newest [9.0.1 release](https://www.npmjs.com/package/bs-platform/v/9.0.1) with the following command:
 
 ```
-npm install [email protected].0 --save-dev
+npm install [email protected].1 --save-dev
 ```
 
 You can also try our new release in the [Online Playground](/try).
@@ -56,7 +56,7 @@ Belt.Array.forEach([1, 2, 3], (num) => Js.log(num))
 
 ```js
 // Note the import path starting with "@rescript/std"
-import * as Array from "@rescript/std/lib/es6/belt_Array.mjs";
+import * as Array from "@rescript/std/lib/es6/belt_Array.js";
 
 Belt_Array.forEach([
       1,