To reproduce the issue, run following command on MacOS.
gradle --continue --info -PFULL_TEST=true -PUSE_ROBOT=true :systemTests:cleanTest :systemTests:test --tests test.robot.javafx.scene.DatePickerUpdateOnAlertCloseTest

Test failure log:
DatePickerUpdateOnAlertCloseTest > testDatePickerUpdateOnAlertClose FAILED
    java.lang.AssertionError
        at org.junit.Assert.fail(Assert.java:87)
        at org.junit.Assert.assertTrue(Assert.java:42)
        at org.junit.Assert.assertFalse(Assert.java:65)
        at org.junit.Assert.assertFalse(Assert.java:75)
        at test.robot.javafx.scene.DatePickerUpdateOnAlertCloseTest.testDatePickerUpdateOnAlertClose(DatePickerUpdateOnAlertCloseTest.java:122)

Issue is reproduced on MacOS Ventura 13.3