[jfx21u] RFR: 8336733: Change JavaFX release version to 21.0.5 in jfx21u

[Jose Pereda]

On Thu, 18 Jul 2024 08:34:10 GMT, Johan Vos <jvos at openjdk.org> wrote:

> Start work on 21.0.5

Marked as reviewed by jpereda (Reviewer).

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PR Review: https://git.openjdk.org/jfx21u/pull/62#pullrequestreview-2185280653