The ornamental design for a lipstickrack, as shown and described.
FIG. 1 is an isometric view of a lipstick rack, showing my new design;
FIG. 2 is a front view thereof.
FIG. 3 is a right side view thereof.
FIG. 4 is a rear view thereof.
FIG. 5 is a left side view thereof.
FIG. 6 is a top view thereof.
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a second isometric view, shown in an environment of use with an exemplary lipstick rack and lipstick containers.
The broken lines in FIG. 8 showing an additional lipstick rack and lipstick containers are for the purpose of illustrating environment and form no part of the claimed design.