add accessibility id for radio button in cells

Session/Shared/Views/SessionCell+AccessoryView.swift

@@ -380,6 +380,16 @@ extension SessionCell {
                     let isSelected: Bool = isSelectedRetriever()
                     let wasOldSelection: Bool = (!isSelected && storedSelection)
                 
+                    radioView.isAccessibilityElement = true
+                
+                    if isSelected || wasOldSelection {
+                        radioView.accessibilityTraits.insert(.selected)
+                        radioView.accessibilityValue = "selected"
+                    } else {
+                        radioView.accessibilityTraits.remove(.selected)
+                        radioView.accessibilityValue = nil
+                    }
+                    
                     radioBorderView.isHidden = false
                     radioBorderView.themeBorderColor = {
                         guard isEnabled else { return .radioButton_disabledBorder }