Accessibility: Set checked state in ButtonAccessibilityHandler::getCurrentState() if button is part of a radio group

modules/juce_gui_basics/buttons/juce_Button.cpp

@@ -715,7 +715,7 @@ public:
     {
         auto state = AccessibilityHandler::getCurrentState();
 
-        if (button.getClickingTogglesState())
+        if (button.getClickingTogglesState() || button.getRadioGroupId() != 0)
         {
             state = state.withCheckable();