The ornamental design for a petfeedingdevice, as shown and described.
FIG. 1 is a top, first side, and front perspective view of a pet feeding device embodying the new design;
FIG. 2 is a bottom, second side, and back perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a first side view thereof;
FIG. 6 is a second side view thereof;
FIG. 7 is a back view thereof; and,
FIG. 8 is a front view thereof.
The uniform repeating broken lines depict portions of a pet feeding device in which the claimed design is embodied and form no part of the claimed design.