chore(deps): update container image itzg/mc-backup to latest@31704cf by renovate (#23508)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| itzg/mc-backup | digest | `e02dd0c` -> `31704cf` |

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This PR has been generated by [Renovate
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charts/stable/minecraft-java/Chart.yaml

@@ -34,4 +34,4 @@ sources:
   - https://hub.docker.com/r/itzg/mc-backup
   - https://hub.docker.com/r/itzg/minecraft-server
 type: application
-version: 10.1.0
+version: 10.1.1

charts/stable/minecraft-java/values.yaml

@@ -52,7 +52,7 @@ j8alpineImage:
   pullPolicy: Always
 mcBackupImage:
   repository: itzg/mc-backup
-  tag: latest@sha256:e02dd0cae6e9d50c5b7ec93202cf7a31561bb7e918c4ad01d8d42edaafba290c
+  tag: latest@sha256:31704cf02c75bca083bdf6233a4e4e4bc4cdbc1e54e5a1f4e9739d46727cbc4c
   pullPolicy: Always
 
 service: