Fix badge link format for npm downloads

Author: donjerick

README.md

@@ -5,7 +5,7 @@ The official Magpie Node.js library for seamless integration with Magpie's payme
 [![npm version](https://badge.fury.io/js/@magpieim%2Fmagpie-node.svg)](https://badge.fury.io/js/@magpieim%2Fmagpie-node.svg)
 [![Version](https://img.shields.io/npm/v/@magpieim/magpie-node.svg)](https://www.npmjs.org/package/@magpieim/magpie-node)
 [![Build Status](https://github.com/magpieimdev/magpie-node/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/magpieimdev/magpie-node/actions?query=branch%3Amain)
-[![Downloads](https://img.shields.io/npm/dm/@magpieim/magpie-node.svg)](https://www.npmjs.com/package/@magpieim/magpie-node)
+[![Downloads](https://img.shields.io/npm/dm/%40magpieim%2Fmagpie-node)](https://www.npmjs.com/package/@magpieim/magpie-node)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 ## Installation