[TIMOB-10946] Android: TabGroup focus event is not fired when setActiveTab is called on the first tab

var win1 = Ti.UI.createWindow({
    title: 'Win 1'
});
   
var tab1 = Ti.UI.createTab({  
    icon: 'KS_nav_ui.png',
    title: 'Tab 1',
    window: win1
});
   
var win2 = Ti.UI.createWindow({
    title: 'Win 2'
});
   
var tab2 = Ti.UI.createTab({  
    icon: 'KS_nav_views.png',
    title: 'Tab 2',
    window: win2
});
  
var tabGroup = Ti.UI.createTabGroup({
      
});
           
tabGroup.addTab(tab1);
tabGroup.addTab(tab2);
tabGroup.setActiveTab(tab1);
tabGroup.open();
tabGroup.addEventListener('focus', function(e) {
    Ti.API.info('--------------------Focus tab index: ' + e.index);
});