The ornamental design for a golf accessory, as shown and described.
FIG. 1 is a perspective view of the golf accessory showing my new design, according to a first embodiment.
FIG. 2 is a right side elevational view of the golf accessory, according to the first embodiment, the left side elevational view being a mirror image of the right side.
FIG. 3 is a front elevational view of the golf accessory, according to the first embodiment, the rear elevational view being a mirror image of the front view.
FIG. 4 is a top plan view of the golf accessory, according to the first embodiment.
FIG. 5 is a bottom view of the golf accessory, according to the first embodiment; and,
FIG. 6 is a perspective view of the golf accessory in use holding a golf club, according to the first embodiment.
The broken lines of FIGS. 1-6 are included for the purpose of illustrating environmental structure and form no part of the claimed design.