Add autostart policy for these services of the openbmc repo.

Signed-off-by: Nan Li <bjlinan@cn.ibm.com>
diff --git a/common/recipes-phosphor/dbus/obmc-rest/obmc-rest.service b/common/recipes-phosphor/dbus/obmc-rest/obmc-rest.service
index 9ef9b21..a78c86b 100644
--- a/common/recipes-phosphor/dbus/obmc-rest/obmc-rest.service
+++ b/common/recipes-phosphor/dbus/obmc-rest/obmc-rest.service
@@ -4,6 +4,7 @@
 After=obmc-mapper.service
 
 [Service]
+Restart=always
 ExecStart=/usr/sbin/obmc-rest
 
 [Install]