The Youtube website is not rendered correctly on windows having the 1x size or smaller

[Softvision-RemusDranca]

[Affected Versions]:

• Firefox Reality version 8-33521753 (379b8f1)

[Affected Platforms]:

• Oculus Quest - Android 7.1.1
• Oculus Go - Android 7.1.2
• HTC Vive Focus Plus - Android 7.1.2
• HTC Vive Focus - Android 7.1.2

[Prerequisites]:

• The headset is turned on and the browser is opened.

[Steps to reproduce]:

1. Navigate to Youtube website.
2. Observe the page.

[Expected results]:

• The website is rendered correctly.

[Actual results]:

• The website is displayed on the left side of the view leaving the right side blank, 25%(1x size) or 50%(0.5x size).

[Notes]:

• If a video is opened in 1x size, the UI is rendered correctly on the full window's view.
• This issue is not reproducible on windows sizes greater than 1x.
• Needed by [meta] Improve YouTube experience #1760.
• Attached is a screen recording of the issue: link.

[Softvision-RemusDranca]

I have verified this issue is no longer reproducible with the latest Firefox Reality version 8-33580132 (83024a6) build. The page is displayed on full view with the new implemented layout.
Tested on Oculus Go (Android 7.1.2), Oculus Quest (Android 7.1.1), HTC Vive Focus Plus (Android 7.1.2) and HTC Vive Focus (Android 7.1.2).