The ornamental design for a light, as shown and described.
FIG. 1 is a perspective view of a light showing my new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is an exploded perspective view of the light.
The broken lines in FIGS. 2 and 8 of the drawings depict portions of the light that form no part of the claimed design. The broken lines in FIG. 9 of the drawings depict environment of the light that form no part of the claimed design.