app: Use gtk_window_present
With GTK 3.24.7, gtk_window_present_with_time is properly handled in wayland (see gtk#624 (closed) for the whole explanation). The previous workaround can be removed.
Edited by Jean Felder
With GTK 3.24.7, gtk_window_present_with_time is properly handled in wayland (see gtk#624 (closed) for the whole explanation). The previous workaround can be removed.