[TIMOB-9820] iOS: customer wants use a Slider with two thumbImages setting a custom range

Request description

Customer wants to use a slider displaying two 'thumbImage' and being able to get a range value between the two. We can create a slider including only one thumbImage and getting a value ranging from the starting point to the ending point of the slider. Customer wants to be able to dynamically set lower and higher value of the range using two thumbImages.