The ornamental design for a rake, as shown and described.
FIG. 1 is a perspective view of the new design;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a side view thereof;
FIG. 5 is a side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines shown in FIGS. 1-7 illustrate portions of the rake that form no part of the claimed design. The broken lines in FIGS. 1-5 contain a symbolic break. The portion between the break lines forms no part of the claimed design.