SDFAB-998 Move omec-user-plane from aether-helm-chart to sdfabric-helm-chart

It is renamed to bess-upf.
The license is also updated to Apache 2.0.
We also remove omec-upf-cni which is no longer in use.

Change-Id: Ie9ce877c13203a76bf90d24918734ded33587157
diff --git a/sdfabric/Chart.yaml b/sdfabric/Chart.yaml
index 8a96abf..c95b60a 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: 1.0.21
+version: 1.0.22
 keywords:
   - aether
   - sdn
@@ -45,3 +45,7 @@
     repository: file://../di-metrics-exporter
     version: 0.0.2
     condition: import.di-metrics-exporter.enabled
+  - name: bess-upf
+    repository: file://../bess-upf
+    version: 0.0.1
+    condition: import.bess-upf.enabled