RFR: 8358701: Java API docs for javax.management.remote should not link to JMXMP

[Kevin Walls]

On Fri, 6 Jun 2025 07:54:38 GMT, Kevin Walls <kevinw at openjdk.org> wrote:

> Doc-only cleanup, not part of the API/spec.
> 
> Remove link to the very old reference implementation of JMXMP in the Javadoc.  This may misleadingly imply it is a supported part of the JDK.

While updating, I now see this as problematic:
"The specification of this functionality is completed by Part III of the [JMX Specification, version 1.4](https://jcp.org/aboutJava/communityprocess/mrel/jsr160/index2.html)"
..as it implies these docs are extended by the historical jmx remote spec.

Updating:

![image](https://github.com/user-attachments/assets/ea796b34-2416-4300-bad0-d2052f1da16c)

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PR Comment: https://git.openjdk.org/jdk/pull/25670#issuecomment-2948587695