RFR: Fix link in RN-NewFeature to point to a publicly visible bug.

[Iris Clark]

On Fri, 1 Sep 2023 16:50:27 GMT, Stuart Marks <smarks at openjdk.org> wrote:

> The old bug linked from this section (JDK-8193026) isn't publicly visible, which isn't very useful. Found by Tagir Valeev when he followed this procedure to write a release note.

Yup.  The example bug should be publicly visible.  Thanks for the update.

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Marked as reviewed by iris (Reviewer).

PR Review: https://git.openjdk.org/guide/pull/116#pullrequestreview-1607377064