[macOS] javax/swing/JComboBox/6559152/bug6559152.java Cannot select an item from popup with the ENTER key.

Test started to fail after JDK-8054572

----------System.out:(1/12)----------
Test failed
----------System.err:(13/795)----------
java.lang.RuntimeException: Cannot select an item from popup with the ENTER key.
at bug6559152.checkResult(bug6559152.java:126)
at bug6559152.test(bug6559152.java:106)
at bug6559152.main(bug6559152.java:59)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:578)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:125)
at java.base/java.lang.Thread.run(Thread.java:1589)