The ornamental design for a tire, as shown and described.
FIG. 1 is a side perspective view of a tire showing our new design, it being understood that the tread pattern is repeated throughout the circumference of the tire tread;
FIG. 2 is a front view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a side perspective view of a second embodiment of a tire showing our new design, it being understood that the tread pattern is repeated throughout the circumference of the tire tread;