DnD MissingDragExitEventTest.java test timed out

The following test times out intermittently in JDK 17 and 11 CI:

java/awt/dnd/MissingDragExitEventTest/MissingDragExitEventTest.java

Excerpt from the log file:

#section:main
----------messages:(9/378)----------
command: main MissingDragExitEventTest
reason: User specified action: run main/othervm MissingDragExitEventTest
started: Mon May 27 21:22:49 GMT 2024
Mode: othervm [/othervm specified]
Additional options from @modules: --add-modules java.desktop
Timeout information:
--- Timeout information end.
finished: Mon May 27 23:27:11 GMT 2024
elapsed time (seconds): 7461.569

----------System.out:(5/86)----------
Mouse exit
Drag exit
Drag exit
Drop complete
Timeout signalled after 240 seconds
----------System.err:(1/16)----------
STATUS:Passed.

result: Error. Program `...\jdk-17.0.13\bin\java' timed out (timeout set to 240000ms, elapsed time including timeout handling was 7461564ms).

So the test passed but it failed to shut down cleanly. A timeout was raised after 240000ms (4 minutes) yet the test shut down after 7461564ms (124 minutes = 2 hours and 4 minutes).