The ornamental design for a pallet, as shown and described.
FIG. 1 is a top right front perspective view of a pallet showing our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a right-side elevational view thereof.
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
The broken lines in the figures show portions of the pallet, which form no part of the claimed design.
The pallet is shown with a symbolic break in its length and width. The appearance of any portion of the article between the break lines forms no part of the claimed design.