Adding NPM badge (morganstanley#218)

Co-authored-by: Brian Ingenito <[email protected]>

README.md

@@ -4,6 +4,7 @@ ComposeUI
 =========
 
 ![Lifecycle Incubating](https://badgen.net/badge/Lifecycle/Incubating/yellow) [![Build Status](https://github.com/MorganStanley/ComposeUI/actions/workflows/continuous-integration.yml/badge.svg?event=push)](https://github.com/MorganStanley/ComposeUI/actions/workflows/continuous-integration.yml)
+[![NPM](https://img.shields.io/npm/v/@morgan-stanley/composeui-node-launcher)](https://www.npmjs.com/package/@morgan-stanley/composeui-node-launcher)
 [![NuGet](https://img.shields.io/nuget/v/MorganStanley.ComposeUI.svg?style=flat)](https://www.nuget.org/packages/MorganStanley.ComposeUI/)
 [![codecov](https://codecov.io/gh/MorganStanley/ComposeUI/branch/main/graph/badge.svg)](https://codecov.io/gh/MorganStanley/ComposeUI)
 [![GitHub Repo stars](https://img.shields.io/github/stars/morganstanley/ComposeUI?style=social)](https://github.com/morganstanley/ComposeUI)