[Applet]Update toolbar's checkbox spacing
Summary:
Move the switchButton's icon smallSpacing left.
Make icon size smallMedium.
BUG: 417710
Test Plan:
Before:
After:
Reviewers: Plasma, VDG, jgrulich, ngraham
Reviewed By: VDG, jgrulich, ngraham
Subscribers: broulik, plasma-devel
Tags: Plasma
Maniphest Tasks: T10470
Differential Revision: https://phabricator.kde.org/D27453