docs: fix description of breaking change in changelog

Signed-off-by: Manuelraa <[email protected]>

Author: Manuelraa

charts/nextcloud/CHANGELOG.md

@@ -5,7 +5,7 @@ This Helm-Chart increase there major version on every breaking change (or major
 Here we list all major versions and their breaking changes for migration.
 
 ## v8
-- `cronjob.command` was renamed to `cronjob.commandCrondSidecar` to avoid confusion with the cronjob command. Please update your `values.yaml` accordingly.
+- `cronjob.command` was renamed to `cronjob.sidecar.command` to avoid confusion with the cronjob command. Please update your `values.yaml` accordingly.
 
 ## v7