Update temp_leap15.xml

Signed-off-by: abhishek-sa1 <abhishek.sa3@dell.com>

control_plane/roles/control_plane_customiso/files/temp_leap15.xml

@@ -34,6 +34,13 @@
       <hostname>localhost.localdomain</hostname>
       <resolv_conf_policy>auto</resolv_conf_policy>
     </dns>
+    <interfaces config:type="list">
+      <interface>
+        <bootproto>dhcp</bootproto>
+        <name>link</name>
+        <startmode>auto</startmode>
+      </interface>
+    </interfaces>
   </networking>
   <services-manager t="map">
     <services t="map">