chore(filestash): update image docker.io/machines/filestash digest to e51ccfe (#43296)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| docker.io/machines/filestash | digest | `54d710c` -> `e51ccfe` |

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charts/stable/filestash/Chart.yaml

@@ -41,5 +41,5 @@ sources:
   - https://hub.docker.com/r/machines/filestash
   - https://www.filestash.app/
 type: application
-version: 9.13.19
+version: 9.13.20
 

charts/stable/filestash/values.yaml

@@ -1,6 +1,6 @@
 image:
   repository: docker.io/machines/filestash
-  tag: latest@sha256:54d710c28b4e0c29d21a2ae2807af4056b1a56e2d5108efdd52238c38e4f6eb0
+  tag: latest@sha256:e51ccfe427b82cd6d7c79b5101de0b621181ac48ccceaf8f10c9728b2e994ad1
   pullPolicy: IfNotPresent
 
 securityContext: