I claim the ornamental design for a splint, as shown and described.
FIG. 1 is a top perspective view of a splint according to my new design;
FIG. 2 is a bottom perspective view of the splint of FIG. 1;
FIG. 3 is a top plan view of the splint of FIG. 1;
FIG. 4 is a front elevational view of the splint of FIG. 1;
FIG. 5 is a bottom plan view of the splint of FIG. 1;
FIG. 6 is a rear plan view of the splint of FIG. 1;
FIG. 7 is a left side elevational view of the splint of FIG. 1;
FIG. 8 is a right side elevational view of the splint of FIG. 1; and,
FIG. 9 is a perspective view of the splint of FIG. 1.
The broken lines in FIGS. 1-9 represent stitching and are not part of the claimed design. The dash-dot-dashed lines in FIGS. 1-9 represent portions of the design which are not claimed, and form no part of the claimed design.