[TIMOB-12037] iOS: label inside a table is not updated correctly

var win = Titanium.UI.createWindow({
    backgroundColor : 'white',
    layout:'vertical'
});

slider1 = Ti.UI.createSlider({
    top : 30,
    value : 0,
    min : 0,
    max : 50000,
    left : 0,
    right : 0
});

slider1.addEventListener('touchend', function(e) {
    slider1Change(e);
});

slider1.addEventListener('touchcancel', function(e) {
    slider1Change(e);
});

function updatePerMonthLabel(_val) {
    row.label.text = _val;
}

function slider1Change(e) {
    updatePerMonthLabel(slider1.value);
}

var row = Titanium.UI.createTableViewRow();

var horizontalView = Ti.UI.createView({
    layout : 'horizontal',
    left : '5%',
    right : '5%',
    height : Ti.UI.SIZE
});

var amountLabel = Titanium.UI.createLabel({
    left:0,
    text:'$0',
    top : 0,
    width : Ti.UI.SIZE,
    height : Ti.UI.SIZE
});

var yrLabel = Titanium.UI.createLabel({
    width : Ti.UI.SIZE,
    height : Ti.UI.SIZE,
    text : "Year",
    left : 10
});

horizontalView.add(amountLabel);
row.label = amountLabel;
horizontalView.add(yrLabel);

amountLabel = null;
yrLabel = null;

row.add(horizontalView);

var mainContentTableView = Titanium.UI.createTableView({
    data : [row]
});

win.add(slider1);
win.add(mainContentTableView)
win.open();