An ornamentaldesign for a vehicle warning light, as shown and described.
FIG. 1 is a front, top isometric view of a vehicle warning light showing the new design;
FIG. 2 is a right side elevation view thereof, the left side elevation view being a mirror image duplicate of the right side elevation view;
FIG. 3 is a top plan view thereof;
FIG. 4 is a front elevation view thereof, the back elevation view being a mirror image duplicate of the front elevation view; and,
FIG. 5 is a bottom plan view thereof.
In the drawings, the broken line showing of the bottom of the design, inside of the claimed outer edge, depicts environmental subject matter and forms no part of the claim.