The ornamental design for a garment, as shown and described.
FIG. 1 is a front view of a garment showing my new design, showing how it appears across the chest of a wearer;
FIG. 2 is a front view thereof;
FIG. 3 is a back view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a right-side view thereof;
FIG. 6 is a left-side view thereof; and,
FIG. 7 is a bottom view thereof.
Dashed lines are used to illustrate non-claimed items used for purposes of illustration only. The broken line showing of a wearer in a bra in included for the purpose of illustrating environmental structure that forms no part of the claimed design.