Mattermost 6.0.1 Desktop tray icon invisible with black task bar in Windows 10

Summary
The Mattermost 6.0.1 Desktop tray icon is invisible when the task bar is black on Windows 10

Steps to reproduce
Running Mattermost 6.0.1 Desktop on Windows 10 with a black task bar you can’t see the mattermost tray icon, unless you hover over it.

If there are notifications then there is a red dot visible on its own.

If you hover over the icon, then sometimes a grey outline appears and then you see the tray icon.

image

Expected behavior
Tray icon visible

Observed behavior
Tray icon not visible

We have a ticket open here: [MM-36058] System tray icon discrepancy when selecting custom Windows theme - Mattermost