Withdrawn: 8309748: Improve host selection in `External Specifications` page

[duke]

On Wed, 17 Dec 2025 08:45:01 GMT, Hannes Wallnöfer <hannesw at openjdk.org> wrote:

> Please review a change to improve selection by host name in the External Specifications page. After trying a list of checkboxes as used in the API summary pages and finding it not a suitable solution, I found that a select/dropdown menu works best for this page. 
> 
>  - [New external specs page](https://cr.openjdk.org/~hannesw/8309748/api.00/external-specs.html)
>  - [Old external specs page](https://docs.oracle.com/en/java/javase/25/docs/api/external-specs.html) for comparsion
> 
> I also updated `@spec` tags in `java.lang.Character` to point to `www.unicode.org` rather than `unicode.org` to avoid a  `unicode.org` entry in the host list (other `@spec` tags use the `www.unicode.org` host name). The short `unicode.org` URL is still used elsewhere in the `java.lang.Character` class, I can update those links to the canonical host name as well if desired.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk/pull/28863