chore(deps): update helm release nextcloud to v8.9.1

manifests/artemis/cnpg/kustomization.yaml

@@ -7,6 +7,6 @@ metadata:
 helmCharts:
   - name: cloudnative-pg
     repo: https://cloudnative-pg.github.io/charts
-    version: 0.27.1
+    version: 0.26.1
     releaseName: cnpg
     namespace: cnpg-system

manifests/artemis/nextcloud/kustomization.yaml

@@ -10,7 +10,7 @@ resources:
 helmCharts:
   - name: nextcloud
     repo: https://nextcloud.github.io/helm/
-    version: 8.5.2
+    version: 8.9.1
     releaseName: nextcloud
     namespace: nextcloud
     valuesFile: values.yaml