code: @When("^I de-select every item on the element on index '(\\d+?)'$")
      public void elementDeSelect(Integer index) {
          Select sel = null;
          sel = new Select(commonspec.getPreviousWebElements().getPreviousWebElements().get(index));
  
          if (sel.isMultiple()) {
              sel.deselectAll();
          }
      }
docs: Choose no option from a select webelement found previously
  
  @param index