chore(helm): update image ghcr.io/linuxserver/firefox digest to 8fac25c (#28391)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
|
[ghcr.io/linuxserver/firefox](https://redirect.github.com/linuxserver/docker-firefox/packages)
([source](https://redirect.github.com/linuxserver/docker-firefox)) |
digest | `97a6077` -> `8fac25c` |

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to pin your dependencies.

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charts/stable/firefox/Chart.yaml

@@ -33,4 +33,4 @@ sources:
   - https://github.com/linuxserver/docker-firefox
   - https://github.com/truecharts/charts/tree/master/charts/stable/firefox
 type: application
-version: 19.0.3
+version: 19.0.4

charts/stable/firefox/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/firefox
   pullPolicy: IfNotPresent
-  tag: 131.0.3@sha256:97a60773176cddddf22a05c99cb47258b29250cd2245290bae7c0b870d7681cf
+  tag: 131.0.3@sha256:8fac25c39e21cc70d94ae34ad22940acf45fa1fc5008ee14d7f0d945ad49b5f8
 securityContext:
   container:
     readOnlyRootFilesystem: false