chore(piwigo): update image ghcr.io/linuxserver/piwigo digest to 9437407 (#48691)

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 | `5fe35ba` → `9437407` |

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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: 20.7.3
+version: 20.7.4
 

charts/stable/piwigo/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: ghcr.io/linuxserver/piwigo
   pullPolicy: IfNotPresent
-  tag: 16.4.0@sha256:5fe35ba83a0416270c9247466a5145312d7b7947890347d41cfffa3fb9ed951b
+  tag: 16.4.0@sha256:94374077d502bdb031b6798a7afec7fd5dff3a7f1a8cf9bbe7e31b14b1b10785
 securityContext:
   container:
     runAsNonRoot: false