We claim the ornamental design for an air freshener clip, as shown and described.
FIG. 1 is a front elevation view of my design for an air freshener clip;
FIG. 2 is a right side elevation view thereof, the left side view being a mirror image thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a top plan view thereof, the bottom plan view being a mirror image thereof;
FIG. 5 is a front, top, and right side perspective view thereof; and,
FIG. 6 is a rear, top, and right side perspective view thereof.
The broken lines in the drawings show portions of the air freshener clip that form no part of the claimed design. The hexagonal pattern is drawn in broken lines and forms no part of the claimed design.