Luminaire end cap

FIG. 1 is a bottom perspective view of a luminaire end cap in accordance with our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevational view thereof, the rear being a mirror image thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a left end elevational view thereof, the right end not being part of our new design.

The broken lines are shown in FIGS. 1-4 for illustrative purposes only and indicate the nature and use of our new design and form no part of the claimed design.