Luminaire

FIG. 1 is a top isometric view for the luminaire; FIG. 2 is a front view thereof; FIG. 3 is a back view thereof; FIG. 4 is a right-side view thereof; FIG. 5 is a left-side view thereof; FIG. 6 is a top view thereof; FIG. 7 is a bottom view thereof; FIG. 8 is a top isometric view thereof showing relative placement of a lighting track adapter; and, FIG. 9 is a bottom isometric view thereof showing relative placement of a lighting track adapter. The broken lines are included for the purpose of illustrating the lighting track adapter and portions of the luminaire that form no part of the claimed design.