The ornamental design for a door for dishwasher, as shown and described.
FIG. 1 is a perspective view of a door for dishwasher showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof where the right side view is a mirror image;
FIG. 5 is a top plan view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a left side view showing an example of the usage of the subject design.
The broken line showing of an appliance in FIG. 7 is included for the purpose of illustrating usage of the door for dishwasher and forms no part of the claimed design.