integration test updates

Change-Id: I1e65cafce5e764ed071c4ffe6cb2e95284bb9b5a
diff --git a/5g-ran-sim/values.yaml b/5g-ran-sim/values.yaml
index 874f5ff..afd4534 100644
--- a/5g-ran-sim/values.yaml
+++ b/5g-ran-sim/values.yaml
@@ -33,6 +33,7 @@
     path: /tmp/coredump
   gnbsim:
     deploy: true
+    nonStandalone: true
     serviceType: ClusterIP
     networkTopo:
       - upfAddr: "192.168.252.3/32"