add data-skip-morph attribute to TomSelect

[rugbymauri]

When using TomSelect fields and Twig-LiveComponents the data-skip-morph should be set to TomSelect.

this prevents Turbo to use morphing, on the TomSelect Controls

https://github.com/symfony/ux-autocomplete/blob/2.x/assets/src/controller.ts#L62

     if (this.selectElement) {
            this.selectElement.setAttribute('data-skip-morph', '');
        }