Clean Code: Replace privated Youtube link

[ruben-vl]

Because

The existing URL links to a now-privated video. This link is just another upload of the same scene.

This PR

• Replaces the link with a non-privated upload of the same scene from the show Silicon Valley

Issue

Additional Information

Pull Request Requirements

• I have thoroughly read and understand The Odin Project curriculum contributing guide
• The title of this PR follows the location of change: brief description of change format, e.g. Intro to HTML and CSS lesson: Fix link text
• The Because section summarizes the reason for this PR
• The This PR section has a bullet point list describing the changes in this PR
• If this PR addresses an open issue, it is linked in the Issue section
• If any lesson files are included in this PR, they have been previewed with the Markdown preview tool to ensure it is formatted correctly
• If any lesson files are included in this PR, they follow the Layout Style Guide

[ruben-vl]

I just now noticed there was an open issue about this and already a pull request closing that issue. My apologies!