grpc config changes for 5gc

Change-Id: I3de636bfb134fd301a5f568149318ba1278c8429
diff --git a/omec/5g-control-plane/templates/deployment-nssf.yaml b/omec/5g-control-plane/templates/deployment-nssf.yaml
index 5ec2509..b75cf8e 100644
--- a/omec/5g-control-plane/templates/deployment-nssf.yaml
+++ b/omec/5g-control-plane/templates/deployment-nssf.yaml
@@ -53,6 +53,14 @@
         tty: true
         command: ["/free5gc/script/nssf-run.sh"]
         env:
+        - name: GRPC_GO_LOG_VERBOSITY_LEVEL
+          value: {{ .Values.config.grpc.golog_verbosity | quote }}
+        - name: GRPC_GO_LOG_SEVERITY_LEVEL
+          value: {{ .Values.config.grpc.severity | quote }}
+        - name: GRPC_TRACE
+          value: {{ .Values.config.grpc.trace | quote }}
+        - name: GRPC_VERBOSITY
+          value: {{ .Values.config.grpc.verbosity | quote }}
         - name: POD_IP
           valueFrom:
             fieldRef: