chore(deps): update helm chart common to v6.9.1 (#809)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

charts/stable/owncloud-ocis/Chart.yaml

@@ -3,7 +3,7 @@ appVersion: auto
 dependencies:
 - name: common
   repository: https://truecharts.org
-  version: 6.8.4
+  version: 6.9.1
 description: ownCloud Infinite Scale is a self-hosted file sync and share server.
 home: https://github.com/truechartsapps/tree/master/charts/incubator/owncloud-ocis
 icon: https://avatars.githubusercontent.com/u/1645051?s=200&v=4
@@ -25,4 +25,4 @@ name: owncloud-ocis
 sources:
 - https://hub.docker.com/r/owncloud/ocis
 - https://owncloud.dev/ocis/
-version: 1.4.15
+version: 1.5.0