chore(helm): update image docker.io/machines/filestash digest to c1b6ecc (#35062)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/machines/filestash | digest | `7fd7a33` -> `c1b6ecc` |

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charts/stable/filestash/Chart.yaml

@@ -39,5 +39,5 @@ sources:
   - https://hub.docker.com/r/machines/filestash
   - https://www.filestash.app/
 type: application
-version: 8.5.41
+version: 8.5.42
 

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/machines/filestash
-  tag: latest@sha256:7fd7a33a0a0e8c724b5180d4d1732dd41d0525ead8d4509e37f93d83b33eaf52
+  tag: latest@sha256:c1b6ecc50a664f9e989558fe35051465b67e1b969f7ab6c871b3e1d7f4ffd5d6
   pullPolicy: IfNotPresent
 
 securityContext: