The ornamental design for a tent, as shown and described.
FIG. 1 is a front and top perspective view of a tent, showing our new design, with a door panel shown in an open position;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof, showing the door panel in a closed position;
FIG. 5 is a right side elevation view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is another perspective view thereof, shown in a using position.
The broken lines showing of a car in FIG. 8 depict environmental structure that form no part of the claimed design. All other broken lines in the figures depict portions of the tent that form no part of the claimed design.