Bump UPF and pfcp-agent image

Change-Id: I70113759ec3cac9a5431cdf43bf36ef9431c05b3
diff --git a/omec/omec-upf-pfcp-agent/values.yaml b/omec/omec-upf-pfcp-agent/values.yaml
index 29a71c4..f218890 100644
--- a/omec/omec-upf-pfcp-agent/values.yaml
+++ b/omec/omec-upf-pfcp-agent/values.yaml
@@ -5,7 +5,7 @@
 images:
   tags:
     init: docker.io/omecproject/pod-init:1.0.0
-    pfcpiface: registry.aetherproject.org/proxy/omecproject/upf-epc-pfcpiface:master-471b06a
+    pfcpiface: registry.aetherproject.org/proxy/omecproject/upf-epc-pfcpiface:master-de36ff8
   pullPolicy: Always
   # Secrets must be manually created in the namespace.
   pullSecrets: