8273792: JumpableGenerator.rngs() documentation refers to wrong method

Co-authored-by: Guy Steele <gls@openjdk.org>
Reviewed-by: rriggs

src/java.base/share/classes/java/util/random/RandomGenerator.java

@@ -1196,7 +1196,7 @@ public interface RandomGenerator {
          *
          * @return a stream of objects that implement the {@link RandomGenerator} interface
          *
-         * @implSpec The default implementation calls {@link JumpableGenerator#jump jump}().
+         * @implSpec The default implementation calls {@link JumpableGenerator#jumps jumps}().
          */
         default Stream<RandomGenerator> rngs() {
             return this.jumps();