As you can see in the image linked, the notification/tray area icons doesn't look evenly distributed. It doesn't look very pleasing. It should have the same amount of space between each icon, and enough space, not to make it look all crammed in there. Reproducible: Always
Sorry but this isn't the breeze plasma theme. plasma and the VDG "only" support and ship breeze and breeze-dark plasma theme. Breeze change the power icon cause of your bug report some times ago. Please report this bug to the designer of the linked plasma theme.