chore: update release docs (badges + contributors)

Author: github-actions[bot]

README.md

@@ -15,7 +15,7 @@ _The original [nvm](https://github.com/nvm-sh/nvm) is a completely separate proj
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-[![Install Stable Version](https://img.shields.io/badge/-Install%20Stable%20Version-%2322A6F2)](https://github.com/nvm-windows/nvm/releases/tag/v2.0.0) [![Prerelease](https://img.shields.io/badge/Prerelease-v2.0.1--beta.3-1?style=social)](https://github.com/nvm-windows/nvm/releases/tag/v2.0.1-beta.3) ![Downloads](https://img.shields.io/github/downloads/nvm-windows/nvm/total?label=Downloads&style=social) [![Twitter URL](https://img.shields.io/twitter/url?style=social&url=https%3A%2F%2Ftwitter.com%2Fintent%2Ftweet%3Fhashtags%3Dnodejs%26original_referer%3Dhttp%253A%252F%252F127.0.0.1%253A91%252F%26text%3DNVM%2520for%2520Windows%2520v2%2520is%2520available%21%26tw_p%3Dtweetbutton%26url%3Dhttps%253A%252F%252Fnvm-windows.com)](https://twitter.com/intent/tweet?hashtags=nodejs&original_referer=http%3A%2F%2F127.0.0.1%3A91%2F&text=NVM%20for%20Windows%20v2%20is%20available.&tw_p=tweetbutton&url=https%3A%2F%2Fnvm-windows.com)
+[![Install Stable Version](https://img.shields.io/badge/-Install%20Stable%20Version-%2322A6F2)](https://github.com/nvm-windows/nvm/releases/tag/v2.0.0) [![Prerelease](https://img.shields.io/badge/Prerelease-v2.0.1--beta.4-1?style=social)](https://github.com/nvm-windows/nvm/releases/tag/v2.0.1-beta.4) ![Downloads](https://img.shields.io/github/downloads/nvm-windows/nvm/total?label=Downloads&style=social) [![Twitter URL](https://img.shields.io/twitter/url?style=social&url=https%3A%2F%2Ftwitter.com%2Fintent%2Ftweet%3Fhashtags%3Dnodejs%26original_referer%3Dhttp%253A%252F%252F127.0.0.1%253A91%252F%26text%3DNVM%2520for%2520Windows%2520v2%2520is%2520available%21%26tw_p%3Dtweetbutton%26url%3Dhttps%253A%252F%252Fnvm-windows.com)](https://twitter.com/intent/tweet?hashtags=nodejs&original_referer=http%3A%2F%2F127.0.0.1%3A91%2F&text=NVM%20for%20Windows%20v2%20is%20available.&tw_p=tweetbutton&url=https%3A%2F%2Fnvm-windows.com)
 
 
 ## Resources