RFR: 8335623: Clean up HtmlTag.HtmlTag and make the ARIA role attribute global

[duke]

On Wed, 3 Jul 2024 14:17:14 GMT, Nizar Benalla <nbenalla at openjdk.org> wrote:

> Can I please get a review for this small change? It removes some lines that are no longer necessary and sets the ARIA role as global.
> Thanks in advance.

@nizarbenalla 
Your change (at version 94c1ca8429fee2da0a9b2da1ce208bed371c2e0d) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk/pull/20007#issuecomment-2223844695