chore(nextcloud): Upgrade nextcloud version to version 25

charts/nextcloud/Chart.yaml

 apiVersion: v2
 name: nextcloud
-version: 3.1.5
+version: 3.2.0
 # renovate: image=docker.io/library/nextcloud
-appVersion: 24.0.11
+appVersion: 25.0.6
 description: A file sharing server that puts the control and security of your own data back into your hands.
 keywords:
 - nextcloud