Update SkeletonUtils.d.ts

examples/jsm/utils/SkeletonUtils.d.ts

@@ -29,5 +29,4 @@ export namespace SkeletonUtils {
 	export function getEqualsBonesNames( skeleton: Skeleton, targetSkeleton: Skeleton ): string[];
 
 	export function clone( source: Object3D ): Object3D;
-	export function clone( source: Skeleton ): Skeleton;
 }