The ornamental design for a revolvingutensilholder, as shown and described.
FIG. 1 is a perspective view of a revolving utensil holder in accordance with my design;
FIG. 2 is a top plan view of the revolving utensil holder of FIG. 1;
FIG. 3 is a front elevational view of the revolving utensil holder, with the rear elevational view and the left and right elevational views being substantially identical; and,
FIG. 4 is a bottom plan view of the revolving utensil holder.