toolbar: use the right padding for the toolbar buttons
toolbar: use the right padding for the toolbar buttons

Now that we removed the toolbar style property we only use this padding
to control the toolbar appearance.

magcius/gnome-themes-standard,ChrisCummins/gnome-themes-standard,ChrisCummins/gnome-themes-standard,magcius/gnome-themes-standard,ChrisCummins/gnome-themes-standard,magcius/gnome-themes-standard,Distrotech/gnome-themes-standard,cosimoc/gnome-themes-standard,Distrotech/gnome-themes-standard,rgcjonas/adwaita-semidark,rgcjonas/adwaita-semidark,rgcjonas/adwaita-semidark,ChrisCummins/gnome-themes-standard,cosimoc/gnome-themes-standard,rgcjonas/adwaita-semidark,ChrisCummins/gnome-themes-standard,DoctorJellyface/gnome-themes-standard,cosimoc/gnome-themes-standard,DoctorJellyface/gnome-themes-standard,cosimoc/gnome-themes-standard