awt/event/MouseEvent/AltGraphModifierTest/AltGraphModifierTest.java fails on Ubuntu 24.04 & Ubuntu 25.10 both on wayland & X11

----------System.err:(14/945)----------
java.lang.RuntimeException: Failure Reason:
Test case failed because "Alt-Gr Modifier bit is not set" message is displayed in logArea.
at PassFailJFrame.awaitAndCheck(PassFailJFrame.java:1072)
at AltGraphModifierTest.main(AltGraphModifierTest.java:71)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
at java.base/java.lang.reflect.Method.invoke(Method.java:565)
at com.sun.javatest.regtest.agent.MainWrapper$MainTask.run(MainWrapper.java:138)
at java.base/java.lang.Thread.run(Thread.java:1516)