Build: Fix tests on Java >= 24

[WhoBrokeTheBuild]

Add new command line option for running tests with Java >= 24 that allows system functions in native modules

This should fix the failing tests for Ubuntu 24.04

WARNING: A restricted method in java.lang.System has been called
WARNING: java.lang.System::loadLibrary has been called by MDSplus.Tree in an unnamed module (file:/mdsplus/workspace/build/java/mdsobjects/mdsobjects.jar)
WARNING: Use --enable-native-access=ALL-UNNAMED to avoid a warning for callers in this module
WARNING: Restricted methods will be blocked in a future release unless native access is enabled