The ornamental design for a firelogtray, as shown and described.
FIG. 1 is a perspective view of the firelog tray;
FIG. 2 is a front elevational view of the firelog tray;
FIG. 3 is a top plan view of the firelog tray;
FIG. 4 is a side elevational view of the firelog tray in which the opposing side elevational view is a mirror image of the side elevational view shown;
FIG. 5 is a rear elevational view of the firelog tray; and,