The ornamental design for a tire, as shown and described.
FIG. 1 is a front perspective view of a tire, showing our new design, it being understood that the tread pattern is repeated throughout the circumference of the tire, the back perspective view being the same as that shown;
FIG. 2 is a front view thereof, with the rear view being identical;
FIG. 3 is a left side view thereof, with the right side view being identical; and,
FIG. 4 is an enlarged view of the tire of FIG. 2.
The portions depicted in broken lines of uneven length define the unclaimed boundary of the claimed design. The portions depicted in broken lines of even length are environment and form no part of the claimed design.