The ornamental design for a shoe, as shown and described.
FIG. 1 is a perspective view of a shoe showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a right-side view thereof;
FIG. 5 is a left-side view thereof;
FIG. 6 is a top view thereof; and,
FIG. 7 is a bottom view thereof.
The broken lines located on the shoe upper represent stitching that form no part of the claimed design. The broken lines located on the shoe sole depict portions of the shoe that form no part of the claimed design.