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 solid line represents the edge of a rear panel. The broken line showing of the remainder of the shoe, including the remainder of the rear panel, show features that form no part of the claimed design. The unshaded remainder of the panel forms no part of the claimed design.