The ornamental design for a shelvingassembly, as shown an described.
FIG. 1 is a top and front perspective view of a shelving assembly showing
my new design, the broken-line disclosure of a portion of a wall being for
illustrative purposes only and forming no part of the claimed design;
FIG. 2 is a rear elevational view; and,
FIG. 3 is a right side elevational view thereof, the left side being a
mirror image of that shown.