autotests: Add breeze-icons to .kde-ci.yml
Some tests need it, e.g.
FAIL! : TestXdgShellClient::testDesktopFileName() Compared values are not the same Actual (c->icon().name()) : "" Expected (QStringLiteral("wayland")): "wayland"
Some tests need it, e.g.
FAIL! : TestXdgShellClient::testDesktopFileName() Compared values are not the same Actual (c->icon().name()) : "" Expected (QStringLiteral("wayland")): "wayland"