The ornamental design for a wigclip, as shown and described.
FIG. 1 is a perspective view of a wig clip, showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a right-side elevation view thereof;
FIG. 5 is a left-side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is a perspective view of the wig clip shown in use.
The broken lines showing a wig in FIG. 8 depicts environmental subject matter that forms no part of the claimed design, while the remaining broken lines shown in the drawings depict portions of the wig clip that form no part of the claimed design.