Use cluster IP instead of pod IP for MME to access SPGWC

Change-Id: I6a00075139c390c8b7bfcd987734424b98150a4c
diff --git a/omec/omec-control-plane/values.yaml b/omec/omec-control-plane/values.yaml
index 98045cc..92838bc 100644
--- a/omec/omec-control-plane/values.yaml
+++ b/omec/omec-control-plane/values.yaml
@@ -206,7 +206,7 @@
             plmn1: "mcc=315,mnc=010"
             plmn2: "mcc=208,mnc=01"
           apnlist:
-            internet: "spgwc-headless"
+            internet: "spgwc"
         s1ap:
           sctp_port: 36412
           sctp_port_external: 36412