Improve up/down display for Monitor widgets
Summary: This patch improves the up/down display for the Monitor widgets
Test Plan:
Before, no activity:
After, no activity:
Before, some activity:
After, some activity:
All the other ones still look good or are improved:
Subscribers: abetts, davidedmundson, plasma-devel
Tags: Plasma
Differential Revision: https://phabricator.kde.org/D18255