Revert "gnome-system-monitor: update to 3.28.0."
Revert "gnome-system-monitor: update to 3.28.0."

This reverts commit 82b270b8070b81b9e0c6d8508d0b5a86163fe1c9.

NeoChontrix/void-packages,NeoChontrix/void-packages,NeoChontrix/void-packages,coredumb/void-packages,coredumb/void-packages,necrophcodr/void-packages,NeoChontrix/void-packages,coredumb/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,coredumb/void-packages,coredumb/void-packages,NeoChontrix/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,coredumb/void-packages,NeoChontrix/void-packages