NyFormRadio constructor
      
      NyFormRadio({})
     
    
Creates a NyFormRadio widget
Implementation
NyFormRadio(
    {super.key,
    required String name,
    required List<String> options,
    String? selectedValue,
    NyRadioTileStyle? nyRadioTileStyle,
    this.onChanged})
    : field = Field(name, value: selectedValue)
        ..cast = FormCast.radio(
            options: options, nyRadioTileStyle: nyRadioTileStyle);