[jfx16] RFR: 8262460: Create release notes for JavaFX 16 [v3]

[Abhinay Agarwal]

> Add release notes for JavaFX 16 to the repository

Abhinay Agarwal has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  8262460: Create release notes for JavaFX 16

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

Changes:
  - all: https://git.openjdk.java.net/jfx/pull/414/files
  - new: https://git.openjdk.java.net/jfx/pull/414/files/5e75b332..1b5159ae

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jfx&pr=414&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jfx&pr=414&range=01-02

  Stats: 273170 lines in 5576 files changed: 105839 ins; 127444 del; 39887 mod
  Patch: https://git.openjdk.java.net/jfx/pull/414.diff
  Fetch: git fetch https://git.openjdk.java.net/jfx pull/414/head:pull/414

PR: https://git.openjdk.java.net/jfx/pull/414