The ornamental design for a hairtrimmingcartridge, as shown and described.
FIG. 1 is a perspective view of a hair trimming cartridge showing my new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a bottom plan view thereof; and,
FIG. 9 is an enlarged view of portion 9 shown in FIG. 1.
The dash-dash broken lines in the drawings depict portions of the hair trimming cartridge that form no part of the claimed design. The dash dot dash broken lines reference the enlarged, partial view and form no part of the claimed design.