Update pfcp-agent value and add explanations to configs

Also remove 'measure' field, which is not used in P4-UPF

Change-Id: I1fb16c81ccf65eab05f34c956518c06e87294534
diff --git a/sdfabric/Chart.yaml b/sdfabric/Chart.yaml
index 5471705..2cbe31d 100644
--- a/sdfabric/Chart.yaml
+++ b/sdfabric/Chart.yaml
@@ -7,7 +7,7 @@
 description: A chart to deploy all SD-Fabric components
 kubeVersion: ">=1.18.0"
 type: application
-version: 1.0.32
+version: 1.0.33
 keywords:
   - aether
   - sdn
@@ -27,7 +27,7 @@
     condition: import.stratum.enabled
   - name: pfcp-agent
     repository: file://../pfcp-agent
-    version: 0.0.11
+    version: 0.0.12
     condition: import.pfcp-agent.enabled
   - name: dbuf
     repository: file://../dbuf