Update kdevelop app icon to latest breeze-icons version
Summary:
Also
- add SVG variant
- add 512px & 1024px variants as useful with HiDPI
Reviewers: KDevelop, arrowd
Reviewed By: arrowd
Subscribers: arrowd, kdevelop-devel
Tags: KDevelop
Differential Revision: https://phabricator.kde.org/D17839