chore(deps): update container image machines/filestash to latest@d6a4388 by renovate (#26618)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| machines/filestash | digest | `2919c75` -> `d6a4388` |

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> [!WARNING]
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This PR has been generated by [Renovate
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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: 8.1.22
+version: 8.1.23

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: machines/filestash
-  tag: latest@sha256:2919c75563b22690b14e757e8c75549b137fed06d265b6ad9646da0180431dee
+  tag: latest@sha256:d6a4388651f95907c51c23861049e98c40a235d55136f9e2dba6d43fedc674b1
   pullPolicy: IfNotPresent
 
 securityContext: