chore(helm): update image docker.io/machines/filestash digest to 9d8cf99 (#28405)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/machines/filestash | digest | `5c226a0` -> `9d8cf99` |

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

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### Configuration

📅 **Schedule**: Branch creation - At any time (no schedule defined),
Automerge - At any time (no schedule defined).

🚦 **Automerge**: Enabled.

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rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
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charts/stable/filestash/Chart.yaml

@@ -36,4 +36,4 @@ sources:
   - https://hub.docker.com/r/machines/filestash
   - https://www.filestash.app/
 type: application
-version: 8.2.22
+version: 8.2.23

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/machines/filestash
-  tag: latest@sha256:5c226a0d0292ba21a9af0de828942aeaa527c95a08663ebbcf1067f7b05c0d0d
+  tag: latest@sha256:9d8cf9967f3aa1b119a20c8d7b7cd027b8ead5172ad1013654f81508cadabd00
   pullPolicy: IfNotPresent
 
 securityContext: