The tray menu is not moved with the focused window after closing the unfocused ones

[Softvision-RemusDranca]

[Affected Versions]:

• Firefox Reality 1.4-32420004 (RC1) build.

[Affected Platforms]:

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

[Prerequisites]:

• Have the latest Firefox Reality 1.4-32420004 (RC1) build installed.
• The headset is turned on and the app is opened.

[Steps to reproduce]:

1. Click the "+" button to open a new window.
2. Click on the window displayed on the left.
3. Click the close "x" button for the window in the center.
4. Observe the menu tray's position.

[Expected results]:

• The menu tray is moved along with the remaining window in the center.

[Actual results]:

• The menu tray remains in the same position even though the remaining window was moved in the center.

[Notes]:

• This issue is also reproducible if the right window is focused.
• Attached is a screen recording of the issue: link

[Softvision-RemusDranca]

I have verified this issue and it's no longer reproducible with the 1.4-32450938 (RC2) build. The menu tray is moved accordingly.
Tested on Oculus Go, Oculus Quest and HTC Vive Focus Plus, devices.