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 broken lines immediately adjacent to the shaded area define the bounds of the claimed design and form no part thereof. The solid line shapes and the grey fill within represents a contrast in appearance relative to the remainder of the panel and does not represent any particular color, material, texture or finish. The unshaded shapes within the shaded area form no part of the claimed design. The broken lines depicting the remainder of the shoe show features that form no part of the claimed design.