[Releng] Eliminate latest deprecation warning.

The replacement method is new, we can can't safely call it.
diff --git a/plugins/org.eclipse.oomph.setup.ui/src/org/eclipse/oomph/setup/ui/wizards/ProgressPage.java b/plugins/org.eclipse.oomph.setup.ui/src/org/eclipse/oomph/setup/ui/wizards/ProgressPage.java
index 874c8d5..eb39245 100644
--- a/plugins/org.eclipse.oomph.setup.ui/src/org/eclipse/oomph/setup/ui/wizards/ProgressPage.java
+++ b/plugins/org.eclipse.oomph.setup.ui/src/org/eclipse/oomph/setup/ui/wizards/ProgressPage.java
@@ -557,6 +557,7 @@
           // When the workbench isn't running org.eclipse.ui.internal.progress.new JobChangeAdapter()'s done(IJobChangeEvent) method one cleanup.
           JobChangeAdapter jobChangeListener = PlatformUI.isWorkbenchRunning() ? null : new JobChangeAdapter()
           {
+            @SuppressWarnings("deprecation")
             @Override
             public void done(IJobChangeEvent event)
             {