docs: add back npm download badge

Author: ghiscoding

README.md

@@ -3,6 +3,7 @@
 [![Vitest](https://img.shields.io/badge/tested%20with-vitest-fcc72b.svg?logo=vitest)](https://vitest.dev/)
 [![codecov](https://codecov.io/gh/ghiscoding/native-copyfiles/branch/main/graph/badge.svg)](https://codecov.io/gh/ghiscoding/native-copyfiles)
 [![npm](https://img.shields.io/npm/v/native-copyfiles.svg)](https://www.npmjs.com/package/native-copyfiles)
+[![npm](https://img.shields.io/npm/dy/native-copyfiles)](https://www.npmjs.com/package/native-copyfiles)
 [![npm bundle size](https://img.shields.io/bundlephobia/minzip/native-copyfiles?color=success&label=gzip)](https://bundlephobia.com/result?p=native-copyfiles)
 
 ## Copyfiles