The ornamental design for packaging for jewelry, as shown and described.
FIG. 1 is a front perspective view of the new design for packaging for jewelry; and,
FIG. 2 is an enlarged view of the region indicated in FIG. 1.
The circular broken line in FIG. 2 illustrates the bounds of the enlargement taken from FIG. 1 and forms no part of the claimed design. The remaining broken lines depict portions of the packaging for jewelry that form no part of the claimed design.