RFR: 8353617: Remove deprecated TransitionEvent constructor

[Michael Strauß]

Remove the deprecated `TransitionEvent(EventType, StyleableProperty, Duration)` constructor.

A single reviewer should be sufficient.

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Commit messages:
 - remove TransitionEvent constructor

Changes: https://git.openjdk.org/jfx/pull/1758/files
  Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1758&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8353617
  Stats: 17 lines in 1 file changed: 0 ins; 16 del; 1 mod
  Patch: https://git.openjdk.org/jfx/pull/1758.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1758/head:pull/1758

PR: https://git.openjdk.org/jfx/pull/1758