chore(helm): update image docker.io/machines/filestash digest to 240e633 (#33861)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/machines/filestash | digest | `28a7bcc` -> `240e633` |

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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: 8.5.27
+version: 8.5.28

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/machines/filestash
-  tag: latest@sha256:28a7bcccd70750aeecd8833ea31f6df492a19d4d5a44913ea2608a8a83221e9d
+  tag: latest@sha256:240e633e3cfb068158d76fc95426f4f656867cb09b95ad937e218facd2317952
   pullPolicy: IfNotPresent
 
 securityContext: