The ornamental design for a shoe, as shown and described.
FIG. 1 is a side view of a shoe showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is an opposite side rear perspective view thereof; and,
FIG. 5 is an opposite side view thereof.
The two uneven-length broken line regions and the respective unshaded area therein forms no part of the claimed design. The even-length broken lines within the shaded area represent stitching and form no part of the claimed design. The uneven-length broken lines depicting the remainder of the shoe show features that form no part of the claimed design.