Don't own unique name for QDBusTrayIcon
This is a backport of https://codereview.qt-project.org/c/qt/qtbase/+/342657 and should finally let Qt applications in flatpak to have tray icon outside of KDE with SNI.
Edited by Ilya Fedin
This is a backport of https://codereview.qt-project.org/c/qt/qtbase/+/342657 and should finally let Qt applications in flatpak to have tray icon outside of KDE with SNI.