Adjust font size for serial number under device status view

netbox/templates/dcim/device/status.html

@@ -37,9 +37,7 @@
                         </tr>
                         <tr>
                             <th scope="row">Serial Number</th>
-                            <td>
-                                <code id="serial_number"></code>
-                            </td>
+                            <td id="serial_number" class="text-monospace"></td>
                         </tr>
                         <tr>
                             <th scope="row">OS Version</th>