fix(nvm): duplicated code (nodejs#8153)

Author: avivkeller

apps/site/snippets/en/download/nvm.bash

@@ -6,7 +6,3 @@ curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.40.3/install.sh | bash
 
 # Download and install Node.js:
 nvm install ${props.release.major}
-
-# Verify the Node.js version:
-node -v # Should print "${props.release.versionWithPrefix}".
-nvm current # Should print "${props.release.versionWithPrefix}".