The ornamental design for a shoe, as shown and described.
FIG. 1 is a front perspective view of a shoe showing my new design;
FIG. 2 is a side view thereof; and,
FIG. 3 is a rear perspective view thereof.
The uneven-length broken line immediately adjacent to the front end of the shaded area defines the bounds of the claimed design and form no part thereof. The even-length zig-zag 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.