FileChooserDialogBox: Ensure filechoosers open in front of other windows

modules/juce_gui_basics/filebrowser/juce_FileChooserDialogBox.cpp

@@ -114,6 +114,8 @@ FileChooserDialogBox::FileChooserDialogBox (const String& name,
 
     if (parentComp != nullptr)
         parentComp->addAndMakeVisible (this);
+    else
+        setAlwaysOnTop (juce_areThereAnyAlwaysOnTopWindows());
 }
 
 FileChooserDialogBox::~FileChooserDialogBox()