FIG. 1 is a perspective view of a spout of the claimed design;

FIG. 2 is a right side elevational view of the spout thereof, the left side being a mirror image;

FIG. 3 is a rear elevational view of the spout thereof;

FIG. 4 is a front elevational view of the spout thereof; and,

FIG. 5 is a top plan view of the spout thereof.

The ornamental design which is claimed is shown in solid lines in the drawings. The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design.