Fix for Zoom screen sharing blacked out

[Doable149]

If you use zoom screen sharing feature the monitor that you share will be very dark because of picom making a shadow below the sharing window. Here is a fix to disable the shadow for screen sharing x windows

[CrissCraxz]

When you use double screen and on the second screen you change the window or desktop, it changes from the main one in the same way, also the secondary screen only works when it is connected from the start of the session, it does not recognize when connecting