[jfx21u] RFR: 8314484: Update Gradle to 8.4 [v2]

[Ambarish Rapte]

> Clean backport to jfx21.
> Verified a build locally on macOS.

Ambarish Rapte has updated the pull request incrementally with one additional commit since the last revision:

  Empty commit

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Changes:
  - all: https://git.openjdk.org/jfx21u/pull/22/files
  - new: https://git.openjdk.org/jfx21u/pull/22/files/3a32cb01..1f3c9dbc

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jfx21u&pr=22&range=01
 - incr: https://webrevs.openjdk.org/?repo=jfx21u&pr=22&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jfx21u/pull/22.diff
  Fetch: git fetch https://git.openjdk.org/jfx21u.git pull/22/head:pull/22

PR: https://git.openjdk.org/jfx21u/pull/22