Allow private VideoPress videos to play when the URL is pasted on the Video Embed URL.

[actuallyakash]

Description

Now private VideoPress videos can be played when used in Video Embed URL in a lesson/course.

Fixes #2533

How has this been tested?

Manually.

Types of changes

Bug fix.

Checklist:

• [x] This PR requires and contains at least one changelog file. <!-- To create a changelog yml file: npm run dev changelog add -- -i and follow the prompt. See also: https://github.com/gocodebox/lifterlms/blob/trunk/packages/dev/README.md#changelog-add -->
• [x] My code has been tested.
• [x] My code passes all existing automated tests.
• [x] My code follows the LifterLMS Coding & Documentation Standards.