The ornamental design for a triggersprayershroud, as shown and described.
FIG. 1 is a perspective view of a trigger sprayer shroud showing a new design;
FIG. 2 is a front perspective view of the new design;
FIG. 3 is a back perspective view of the new design;
FIG. 4 is a left view of the new design;
FIG. 5 is a right view of the new design;
FIG. 6 is a back view of the new design;
FIG. 7 is a front view of the new design; and,
FIG. 8 is a top view of the new design.
The broken lines in the drawings are understood to represent unclaimed portions of the article in which the claimed design is embodied. The broken lines form no part of the claim.