PE-407: Create simplest example possible for newcomers to familiarize themselves with developing with a player

[jdmedlin1]

📝 Description

Issue: Jira issue

📋 List of Changes

Create an autorun.brs and an index.html file which displays a very simple message on the screen. This is intended to be a landing spot for devs who have not worked with BrightSign before.

✔️ 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