[jfx20u] RFR: 8306450: Create release notes for JavaFX 20.0.1 [v3]

[Kevin Rushforth]

On Wed, 19 Apr 2023 19:01:46 GMT, Abhinay Agarwal <duke at openjdk.org> wrote:

>> Add release notes for JavaFX 20.0.1
>
> Abhinay Agarwal has updated the pull request incrementally with one additional commit since the last revision:
> 
>   fix bug id

Marked as reviewed by kcr (Lead).

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PR Review: https://git.openjdk.org/jfx20u/pull/14#pullrequestreview-1392741837