Add 48px places icons
Summary:
Everything added except for both trash icons because
I couldn't figure out how to use svg cleaner without
getting rid of the gradient.
BUG:421144
FIXED-IN: 5.71
Reviewers: VDG, ngraham, ndavis
Reviewed By: VDG, ngraham, ndavis
Subscribers: ngraham, ndavis, kde-frameworks-devel
Tags: Frameworks
Differential Revision: https://phabricator.kde.org/D29739