Include interface RF attributes on wireless link view

netbox/templates/wireless/inc/wirelesslink_interface.html

@@ -1,3 +1,5 @@
+{% load helpers %}
+
 <table class="table table-hover panel-body attr-table">
   <tr>
     <td>Device</td>
@@ -17,4 +19,16 @@
       {{ interface.get_type_display }}
     </td>
   </tr>
+  <tr>
+    <td>Role</td>
+    <td>
+      {{ interface.get_rf_role_display|placeholder }}
+    </td>
+  </tr>
+  <tr>
+    <td>Channel</td>
+    <td>
+      {{ interface.get_rf_channel_display|placeholder }}
+    </td>
+  </tr>
 </table>