updated readme to install the latest version with nvm (#228)

Co-authored-by: Elliot Winkler <[email protected]>

README.md

@@ -48,7 +48,7 @@ See our documentation:
 ### Setup
 
 - Install the current LTS version of [Node.js](https://nodejs.org)
-  - If you are using [nvm](https://github.com/creationix/nvm#installation) (recommended) running `nvm use` will automatically choose the right node version for you.
+  - If you are using [nvm](https://github.com/creationix/nvm#installation) (recommended) running `nvm install` will install the latest version and running `nvm use` will automatically choose the right node version for you.
 - Install [Yarn v3](https://yarnpkg.com/getting-started/install)
 - Run `yarn install` to install dependencies and run any required post-install scripts