resources.conf.prod: Fix indentation

Change-Id: Ic124c51aac26769058f0e90dc5497d16b44be085
diff --git a/example/resources.conf.prod b/example/resources.conf.prod
index b0a679e..ef6e37b 100644
--- a/example/resources.conf.prod
+++ b/example/resources.conf.prod
@@ -72,10 +72,10 @@
   trx_list:
     - arfcn: 878
   osmo_trx:
-        launch_trx: false
-        clock_reference: external
-        trx_ip: 10.42.42.112
-        max_trxd_version: 0
+    launch_trx: false
+    clock_reference: external
+    trx_ip: 10.42.42.112
+    max_trxd_version: 0
 
 - label: OCTBTS 3500
   type: osmo-bts-octphy