git: openjdk/jdk: 8307483: New micros for j.u.c.LockSupport

[Eric Caspole]

Changeset: 6073edf3
Author:    Eric Caspole <ecaspole at openjdk.org>
Date:      2023-05-17 20:39:26 +0000
URL:       https://git.openjdk.org/jdk/commit/6073edf3cdbc1ff7d0cccfb9b4547ef1357d292c

8307483: New micros for j.u.c.LockSupport

Co-authored-by: Sergey Kuksenko <skuksenko at openjdk.org>
Reviewed-by: shade, redestad

+ test/micro/org/openjdk/bench/java/util/concurrent/UnparkBenchSleepersAfter.java
+ test/micro/org/openjdk/bench/java/util/concurrent/UnparkBenchSleepersBefore.java