Artem Bilan fdac8f1634 Fix tests for executorService.shutdown() ...

Even if `Executors.newSingleThreadExecutor()` returns a `FinalizableDelegatedExecutorService`,
an instance is kept in the memory until JVM exists.
That may lead to memory leak since we have a lot of threads in memory.

**Auto-cherry-pick to `6.3.x` & `6.2.x`**

2024-08-13 15:57:25 -04:00

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main

GH-9291: Enhanced unlock() method of JdbcLock to verify successful unlocking

2024-07-02 15:48:07 -04:00

test

Fix tests for executorService.shutdown()

2024-08-13 15:57:25 -04:00