[jfx17u] RFR: 8269374: Menu inoperable after setting stage to second monitor

[Johan Vos]

Clean backport of JDK-8269374 (already in 11.0.13)

Reviewed-by: kcr, arapte

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Commit messages:
 - 8269374: Menu inoperable after setting stage to second monitor

Changes: https://git.openjdk.java.net/jfx17u/pull/12/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jfx17u&pr=12&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8269374
  Stats: 9 lines in 1 file changed: 9 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jfx17u/pull/12.diff
  Fetch: git fetch https://git.openjdk.java.net/jfx17u pull/12/head:pull/12

PR: https://git.openjdk.java.net/jfx17u/pull/12