The ornamental design for a displayrack with lightsources, as shown and described.
FIG. 1 is a perspective left rear view of a display rack with light sources;
FIG. 2 is a right side view of a display rack with light sources of FIG. 1, the left side view being a mirror image thereof;
FIG. 3 is a rear view of a display rack with light sources of FIG. 1, the front side view being a mirror image thereof;
FIG. 4 is a perspective left front rear view of a display rack with light sources of FIG. 1, the perspective right rear view being a mirror image thereof;
FIG. 5 is a perspective left rear view of a display rack with light sources of FIG. 1, the perspective right front view is a mirror image thereof; and,
FIG. 6 is bottom view of a display rack with light sources of FIG. 1, the top view being a mirror image thereof.