The ornamental design for a hitchstep, as shown and described.
FIG. 1 is a front perspective view of a hitch step for a vehicle showing my new design;
FIG. 2 is rear perspective view thereof;
FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image thereof;
FIG. 4 is a front elevational view thereof,
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a top plan view thereof;
FIG. 7 is a bottom plan view thereof; and,
FIG. 8 is another perspective view thereof, with broken lines designating environmental structure that is not part of the claimed design.
Broken lines in the figures are for illustrative purposes only and are not part of the claimed design. Shade lines having a combination of long and short lines in the figures show contour and not surface ornamentation.