The ornamental design for a cableconnector, as shown and described.
FIG. 1 is a perspective view of a cable connector showing my new design;
FIG. 2 is a front elevation view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof; the right side elevation view being a mirror image of the left side;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.
The broken line in the drawings illustrate portions of the cable connector that form no part of the claim. The stippling in the figures indicates a contrast in appearance and does not depict any particular color, texture, or material.