The ornamental design for a roadluminaire, as shown and described.
FIG. 1 is a perspective view showing my design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a top plan view thereof; and,
FIG. 7 is a bottom plan view thereof.
The broken line disclosure shown in FIG. 7 represents portions of the luminaire which form no part of the claimed design, while the remaining broken line disclosure represents brackets and power cables which form no part of the claimed design.