RFR: 8356632: Fix remaining {@link/@linkplain} tags with refer to private/protected types in java.base [v3]

[Weijun Wang]

On Fri, 23 May 2025 14:59:07 GMT, Nizar Benalla <nbenalla at openjdk.org> wrote:

>> Please review this patch to fix some `javadoc` bugs in `java.base`.
>> Certain `@link` tags used to refer to private fields instead of public APIs.
>> 
>> A couple of `@see` tags in the [serialization page](https://download.java.net/java/early_access/jdk25/docs/api/serialized-form.html#java.lang.invoke.MethodType) referred to private methods, I updated the javadoc in a way to not change the way it is displayed to users but also remove `@link` tags to non-included types.
>> 
>> TIA
>
> Nizar Benalla has updated the pull request incrementally with one additional commit since the last revision:
> 
>   update javadoc based on feedback

The `KEM.java` change looks good to me. Thanks.

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Marked as reviewed by weijun (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25287#pullrequestreview-2864755280