title: ngx-daterangepicker-material add calendar icon in the right
body: <p>I am using ngx-daterangepicker-material for date range picker. Its working fine, but  there is requirement to add icon along with textbox. After clicking on that icon, calendar should open. I am struggling to find out the solution.</p>
  
  <p>Is there any default attribute to show icon to users to open the calendar?</p>