Add ability to configure NTPD_OPTS in /etc/default/ntp

PROD-33448

Change-Id: Iedeefb9e32e5886c051e838a758f9e13a76cccf3
diff --git a/tests/pillar/client.sls b/tests/pillar/client.sls
index a313c5f..347ae40 100644
--- a/tests/pillar/client.sls
+++ b/tests/pillar/client.sls
@@ -9,3 +9,4 @@
       test:
         action: action
         value: value
+    default_opts: '-4 -g'