fix: Update column headers in data table

leads/templates/leads/ids_data.html

@@ -78,7 +78,7 @@
             <tr>
                 <th>Business Name</th>
                 {% for column in selected_columns %}
-                    <th>{{ column.verbose_name }}</th>
+                    <th>{{ column }}</th>
                 {% endfor %}
                 <th>Actions</th>
             </tr>