Fix: Implement workaround for llvm home directory layout problem.

Author: fangerer

mx.graalpython/mx_graalpython.py

@@ -123,9 +123,8 @@ def do_run_python(args, extra_vm_args=None, env=None, jdk=None, **kwargs):
         dists.append('SULONG')
         if mx.suite("sulong-managed", fatalIfMissing=False):
             dists.append('SULONG_MANAGED')
-            graalpython_args.insert(0, mx_subst.path_substitutions.substitute('--llvm.libraryPath=<path:SULONG_MANAGED_LIBS>'))
-        else:
-            graalpython_args.insert(0, mx_subst.path_substitutions.substitute('--llvm.libraryPath=<path:SULONG_LIBS>'))
+            # TODO Remove this as soon as the llvm home directory layout problem is solved.
+            vm_args += [mx_subst.path_substitutions.substitute('-Dpolyglot.llvm.libraryPath=<path:SULONG_LIBS>')]
 
     graalpython_args.insert(0, '--experimental-options=true')