The ornamental design for a shoe, as shown and described.
FIG. 1 is a front perspective view of our shoe;
FIG. 2 is a front view thereof;
FIG. 3 is a back 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 shown in the drawings represent portions of the shoe that form no part of the claimed design. The dot-dash lines in the drawings represent the bounds of the claimed design and form no part thereof.