Updated message for node version installation

trias_appserver_script.sh

@@ -4,7 +4,7 @@ curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/install.sh
 curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/install.sh | bash
 source ~/.bashrc
 nvm list-remote
-echo "Enter the version of node you want to install:"
+echo "Enter the version of node you want to install: (Example. 'v16.19.1')"
 read nodeversion
 nvm install $nodeversion