The ornamental design for a lightcovering, as shown and described.
FIG. 1 is a perspective view of a light covering showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a bottom plan view thereof.
The broken lines appearing in the several views form no part of the claimed design. Unclaimed subject matter is shown in broken lines for the purpose of illustrating the environment in which the article embodying the design may be used.
A right side elevation view, a left side elevation view, and a back elevation view of the light covering are not shown, it being understood that such views are substantially identical to the front elevation view of FIG. 2.