upgrade to JUCE 5.4.3. Remove (probably) unused JUCE modules. Remove VST2 target (it's been end-of-life'd by Steinberg and by JUCE)

modules/juce_gui_basics/filebrowser/juce_FileTreeComponent.cpp

@@ -63,7 +63,7 @@ public:
         }
     }
 
-    ~FileListTreeItem()
+    ~FileListTreeItem() override
     {
         thread.removeTimeSliceClient (this);
         clearSubItems();