chore(piwigo): update image ghcr.io/linuxserver/piwigo digest to d6ceb40 (#49950)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/piwigo](https://redirect.github.com/linuxserver/docker-piwigo/packages)
([source](https://redirect.github.com/linuxserver/docker-piwigo)) |
digest | `9b26612` → `d6ceb40` |

---

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charts/stable/piwigo/Chart.yaml

@@ -45,5 +45,5 @@ sources:
   - https://github.com/linuxserver/docker-piwigo
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/piwigo
 type: application
-version: 20.13.1
+version: 20.13.2
 

charts/stable/piwigo/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: ghcr.io/linuxserver/piwigo
   pullPolicy: IfNotPresent
-  tag: 16.4.0@sha256:9b26612390b869560f215f2a32941cd1a99106b76dae5b09c565ff68c8e31cd9
+  tag: 16.4.0@sha256:d6ceb40033a3b3f7b3506dd5e87fd77937ebd68a233d86d400ce0422bc69ee82
 securityContext:
   container:
     runAsNonRoot: false