chore(deps): update container image machines/filestash to latest@631854d by renovate (#25600)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| machines/filestash | digest | `f6031a3` -> `631854d` |

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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: 8.1.11
+version: 8.1.12

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: machines/filestash
-  tag: latest@sha256:f6031a326a9e154f4aaa71f177ee98b883d396fce74036b7b93bc404673d6ca3
+  tag: latest@sha256:631854d9d20aad7fb4424147280d5419aba60927d317bf1002056f345e16b347
   pullPolicy: IfNotPresent
 
 securityContext: