[jfx17u] RFR: 8254676: Alert disables Tab selection when TabDragPolicy REORDER is used

[Johan Vos]

Clean backport of 8254676: Alert disables Tab selection when TabDragPolicy REORDER is used
Reviewed-by: arapte, kcr

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Commit messages:
 - 8254676: Alert disables Tab selection when TabDragPolicy REORDER is used

Changes: https://git.openjdk.org/jfx17u/pull/115/files
 Webrev: https://webrevs.openjdk.org/?repo=jfx17u&pr=115&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8254676
  Stats: 2 lines in 1 file changed: 0 ins; 2 del; 0 mod
  Patch: https://git.openjdk.org/jfx17u/pull/115.diff
  Fetch: git fetch https://git.openjdk.org/jfx17u pull/115/head:pull/115

PR: https://git.openjdk.org/jfx17u/pull/115