Test fix for improper dispose() call

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/navigation/locationreferences/LocationReferencesPanel.java

@@ -108,7 +108,6 @@ public class LocationReferencesPanel extends JPanel {
 	}
 
 	void dispose() {
-		tablePanel.dispose();
 		table.dispose();
 	}
 }

Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/navigation/locationreferences/LocationReferencesProvider.java

@@ -198,11 +198,12 @@ public class LocationReferencesProvider extends ComponentProviderAdapter
 	}
 
 	void dispose() {
+		updateManager.dispose();
+		referencesPanel.dispose();
 		highlightManager.dispose();
 		navigatable.removeNavigatableListener(this);
 		program.removeListener(this);
 		program = null;
-		updateManager.dispose();
 
 		tool.removeComponentProvider(this);
 
@@ -374,6 +375,7 @@ public class LocationReferencesProvider extends ComponentProviderAdapter
 		// locationReferencesPlugin.providerDismissed(this); here, as that can trigger a loop
 		// back when we are disposing.
 		clearHighlights();
+		updateManager.dispose();
 		referencesPanel.dispose();
 	}