The ornamental design for a tire, as shown and described.
FIG. 1 is a first perspective view of a tire showing my new design, it being understood that the pattern repeats uniformly throughout the circumference of the tread;
FIG. 2 is a second perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof; the right side elevational view being identical thereto;
FIG. 5 is an enlarged fragmentary front elevational view thereof; and,
FIG. 6 is a cross-sectional view taken along line 6-6 of FIG. 3.