RFR: 8334580: Deprecate no-arg constructor BasicSliderUI() for removal [v2]

[Prasanta Sadhukhan]

On Fri, 21 Jun 2024 12:11:21 GMT, Prasanta Sadhukhan <psadhukhan at openjdk.org> wrote:

>> The no-arg constructor BasicSliderUI() was added under [JDK-8250852](https://bugs.openjdk.org/browse/JDK-8250852) by mistake. This constructor should be deprecated for removal in future release
>
> Prasanta Sadhukhan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add forRemoval

Need a review of the CSR as well..

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PR Comment: https://git.openjdk.org/jdk/pull/19819#issuecomment-2182960041