Improve resource requirements in suite.conf

Change-Id: I10fd47f53509f04abe1e2a39036e5d97c781ddab
diff --git a/suites/aoip_sms/suite.conf b/suites/aoip_sms/suite.conf
index 216d3ea..677a95e 100644
--- a/suites/aoip_sms/suite.conf
+++ b/suites/aoip_sms/suite.conf
@@ -5,3 +5,5 @@
   - times: 1
   modem:
   - times: 2
+    features:
+    - sms