[jfx17] RFR: 8273343: Create release notes for JavaFX 17

[Abhinay Agarwal]

Add release notes for JavaFX 17 to the repository

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Commit messages:
 - 8273343: Create release notes for JavaFX 17

Changes: https://git.openjdk.java.net/jfx/pull/619/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jfx&pr=619&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8273343
  Stats: 134 lines in 1 file changed: 134 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jfx/pull/619.diff
  Fetch: git fetch https://git.openjdk.java.net/jfx pull/619/head:pull/619

PR: https://git.openjdk.java.net/jfx/pull/619