Windows: Added a call to handleKeyUpOrDown() for modifier keys in doKeyDown() to make the behaviour consistent across platforms

modules/juce_gui_basics/native/juce_win32_Windowing.cpp

@@ -3001,6 +3001,7 @@ private:
             case VK_NUMLOCK:
             case VK_SCROLL:
             case VK_APPS:
+                used = handleKeyUpOrDown (true);
                 sendModifierKeyChangeIfNeeded();
                 break;