The ornamental design for the toilet suite, as shown and described.
FIG. 1 is a perspective view of the toilet suite showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left hand side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a right hand side elevational view thereof; and,
FIG. 7 bottom plan view thereof.
The broken lines showing of the interior portions of the rear and bottom sides of the toilet are for illustrative purposes and form no part of the claimed design.