title: orderColumn for sorting not working in yajra datatable using in laravel
body: <p>OrderColumn not working for sorting the list according to updated_at but not working.</p>
  <p>This is my code you can see</p>
  <pre><code>$product = Product::query()-&gt;get();
  
  return Datatables::of($product )
              -&gt;orderColumn('updated_at', 'DESC')
              -&gt;make(true);
  </code></pre>
  <p>Javascript code</p>
  <pre><code>&lt;script&gt;
          $(document).ready(function(){
              var columns = [
                  { 
                      data: 'name', 
                      name: 'name', 
                      searchable: true 
                  },
              columns.push({
                      data: 'action', 
                      name: 'action',                      
                      orderable: false,
                      searchable: &quot;false&quot;,
                      className: &quot;text-center&quot;
                  });
              $('#product-table').DataTable({  
                  pageLength: 25,              
                  processing: true,
                  serverSide: true,                                                 
                  ajax: {
                      url: '{{ route('products.dt') }}',
                  },
                  columns: columns,
              });                                                           
          });
      &lt;/script&gt;
  </code></pre>