[jfx23u] RFR: 8339848: Change JavaFX release version to 23.0.2 in jfx23u

[Kevin Rushforth]

Bump version number to 23.0.2

-------------

Commit messages:
 - 8339848: Change JavaFX release version to 23.0.2 in jfx23u

Changes: https://git.openjdk.org/jfx23u/pull/20/files
  Webrev: https://webrevs.openjdk.org/?repo=jfx23u&pr=20&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8339848
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jfx23u/pull/20.diff
  Fetch: git fetch https://git.openjdk.org/jfx23u.git pull/20/head:pull/20

PR: https://git.openjdk.org/jfx23u/pull/20