chore: correct module name in readme (#81)

README.md

@@ -13,14 +13,14 @@ Jobs are stopped automatically when the fastify instance is stopped.
 First install the package:
 
 ```bash
-npm i fastify-schedule toad-scheduler
+npm i @fastify/schedule toad-scheduler
 ```
 
 Next, set up the plugin:
 
 ```js
 const fastify = require('fastify')();
-const { fastifySchedulePlugin } = require('fastify-schedule');
+const { fastifySchedulePlugin } = require('@fastify/schedule');
 const { SimpleIntervalJob, AsyncTask } = require('toad-scheduler');
 
 const task = new AsyncTask(
@@ -41,5 +41,5 @@ fastify.ready().then(() => {
 
 For more detailed instructions, see the [documentation](https://github.com/kibertoad/toad-scheduler) of `toad-scheduler`.
 
-[npm-image]: https://img.shields.io/npm/v/fastify-schedule.svg
-[npm-url]: https://npmjs.org/package/fastify-schedule
+[npm-image]: https://img.shields.io/npm/v/@fastify/schedule.svg
+[npm-url]: https://npmjs.org/package/@fastify/schedule