Update getNodeDownloadSnippet.ts

updated download instructions to notify users on unix systems that restarting the terminal may be necessary to continue to step 2 after first installing nvm

Signed-off-by: NotYourAverageGamer <104248676+NotYourAverageGamer@users.noreply.github.com>

util/getNodeDownloadSnippet.ts

@@ -36,7 +36,7 @@ export const getNodeDownloadSnippet = (release: NodeRelease, os: UserOS) => {
       # installs nvm (Node Version Manager)
       curl -o- https://github.com/nvm-sh/nvm/v0.39.7/install.sh | bash
 
-      # download and install Node.js
+      # download and install Node.js (you may need to restart the terminal)
       nvm install ${release.major}
 
       # verifies the right Node.js version is in the environment