Kirill Tatunov authored May 02, 2018 and David Edmundson committed May 02, 2018

Summary: By default, QT uses fast transformations when scaling pixmaps but it results in a very pixelated image. This patch fixes it for avatars in the user manager module.

Test Plan:
Resolution of the original avatar image is 256x256.
Before: {F5819211}
After: {F5819213}

Reviewers: #plasma, davidedmundson

Reviewed By: #plasma, davidedmundson

Subscribers: abetts, davidedmundson, ngraham, plasma-devel

Tags: #plasma

Differential Revision: https://phabricator.kde.org/D12468