PE-413: simplify simple-node-example as second step for introducing examples to newcomers

[jdmedlin1]

📝 Description

This example should be very simple; just an autorun.brs and an index.js file. The point of this example is to get a simple node server running on the user’s player AND for the code to be easily digestible.

📋 List of Changes

• Please provide a concise list of the main changes.

🧪 Steps to Test

1. Step 1

Notes to the Reviewer

📸 Screenshots

✔️ Dev Complete Checklist

• PR template filled out
• Change is tested by submitter
• PR follows all linting and coding standards
• Github Issue exists (if applicable)
• Team member has been assigned
• At least one commit message is in Conventional Commit format