I claim the ornamental design for a laser runway lighting device, as shown and described.
FIG. 1 is a perspective view of a laser runway lighting device showing our new design;
FIG. 2 is a right side elevational view thereof, the left side elevational view being a mirror image thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a reduced perspective view showing a plurality of the laser runway lighting device in use; the broken lines depict environmental structure for illustrative purposes only and form no part of the claimed design.