Demo icon page for vue error for icon cil-x-circle (3.1.0)
On [icon demo page for vue](https://coreui.io/vue/demo/3.1.0/#/icons/coreui-icons) for 3.1.0 version, there is an error with icon 'CilXCircle' - correct name should be '**cil-x-circle**' not '**cil-xcircle**' 