fix subchart address

Author: g-bgg

fluxcd-demo/helm/Chart.yaml

@@ -1,9 +1,9 @@
 apiVersion: v1
 description: fluxcd-demo
 name: fluxcd-demo
-version: 0.0.1-dev
-appVersion: 0.0.1-dev
+version: 0.0.11-dev
+appVersion: 0.0.11-dev
 dependencies:
 - name: netassert
-  repository: ghcr.io/controlplaneio/charts/netassert
-  version: 1.0.0-dev
+  repository: oci://ghcr.io/controlplaneio/charts
+  version: 2.1.0-testing5