Luminaire

FIG. 1 is a top perspective view of a luminaire showing the design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a right side view thereof; and,

FIG. 8 is a left side view thereof.

The portions of the luminaire shown in dotted lines form no part of the claimed design. The dot-dash-dot lines do not form part of the claimed design and indicate boundaries of the design.