The ornamental design for an automobile, as shown and described.
FIG. 1 is a front elevational view of an automobile showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a left, front perspective view thereof;
FIG. 7 is a right, rear perspective view thereof; and,
FIG. 8 is a rear elevational view thereof.
The hidden surfaces from the bottom, obscured by a rear bumper, the wheels, and inside the wheel wells, but visible in the figures form no part of the claimed design. The broken line showing on the radiator grill is for purpose of illustrating environmental structure and forms no part of the claimed design.