RFR: 8278255: Add more warning text in ReentrantLock and ReentrantReadWriteLock [v2]

[Pavel Rappo]

On Sat, 27 Apr 2024 11:52:18 GMT, Viktor Klang <vklang at openjdk.org> wrote:

>> This is an attempt to be more clear about recommendations on Lock usage.
>
> Viktor Klang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Update src/java.base/share/classes/java/util/concurrent/locks/ReentrantReadWriteLock.java
>   
>   Co-authored-by: Pavel Rappo <32523691+pavelrappo at users.noreply.github.com>

Marked as reviewed by prappo (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/18974#pullrequestreview-2050367663