resources.conf: Add extra IPaddr to pool

Change-Id: If0f1a6a3f4e99091ed117bc7a77a5e60eccb2425
diff --git a/example/resources.conf.prod b/example/resources.conf.prod
index b12a7bc..0c8792e 100644
--- a/example/resources.conf.prod
+++ b/example/resources.conf.prod
@@ -9,6 +9,7 @@
 - addr: 10.42.42.7
 - addr: 10.42.42.8
 - addr: 10.42.42.9
+- addr: 10.42.42.10
 
 bts:
 - label: sysmoBTS 1002