chore(nextcloud): Bump version to 25.0.7

charts/nextcloud/Chart.yaml

 apiVersion: v2
 name: nextcloud
-version: 3.2.0
+version: 3.2.1
 # renovate: image=docker.io/library/nextcloud
-appVersion: 25.0.6
+appVersion: 25.0.7
 description: A file sharing server that puts the control and security of your own data back into your hands.
 keywords:
 - nextcloud