The ornamental design for actuator for vehicle lamp, as shown and described.
FIG. 1 is a front perspective view of an actuator for vehicle lamp showing my new design
FIG. 2 is a rear perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a right side view thereof;
FIG. 7 is a top view thereof; and,
FIG. 8 is a bottom view thereof.
The broken lines in the figures are included for the purpose of illustrating portions of the actuator for vehicle lamp that form no part of the claimed design.