The ornamental design for a kick out flashing, as shown and described.
FIG. 1 is a perspective view of the kick out flashing embodying the new design;
FIG. 2 is a top view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a right side view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a rear view thereof.
FIGS. 3 and 7 show features of a kick out flashing in broken lines. The broken lines depict portions of the kick out flashing that form no part of the claimed design. Further, the broken lines immediately adjacent the solid-line portions of the design form the boundary of the design, with the broken lines forming no part of the claimed design.