The ornamental design for a worklight, as shown and described.
FIG. 1 is a perspective view of a work light showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is an enlarged view of the work light taken from the circle part in FIG. 7.
The broken lines depict portions of the work light that form no part of the claimed design. The additional broken lines shown in FIGS. 7-8 are for annotative purposes only and form no part thereof.