RFR: 8328718: Remove unused imports in javafx.controls

[Andy Goryachev]

Using Eclipse IDE to remove unused imports in javafx.controls and update the copyright year to 2024.  Using wildcard for more than 10 static imports.

This is a trivial change, 1 reviewer is probably enough.

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Commit messages:
 - static imports 10
 - 8328718: Remove unused imports in javafx.controls

Changes: https://git.openjdk.org/jfx/pull/1416/files
  Webrev: https://webrevs.openjdk.org/?repo=jfx&pr=1416&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8328718
  Stats: 160 lines in 14 files changed: 47 ins; 81 del; 32 mod
  Patch: https://git.openjdk.org/jfx/pull/1416.diff
  Fetch: git fetch https://git.openjdk.org/jfx.git pull/1416/head:pull/1416

PR: https://git.openjdk.org/jfx/pull/1416