chore(helm): update image ghcr.io/linuxserver/firefox digest to b7c2f0e (#36186)

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 | `a725a43` -> `b7c2f0e` |

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charts/stable/firefox/Chart.yaml

@@ -36,5 +36,5 @@ sources:
   - https://github.com/linuxserver/docker-firefox
   - https://github.com/truecharts/charts/tree/master/charts/stable/firefox
 type: application
-version: 25.0.0
+version: 25.0.1
 

charts/stable/firefox/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: ghcr.io/linuxserver/firefox
   pullPolicy: IfNotPresent
-  tag: 139.0.1@sha256:a725a4351c96d9e187faf0adb692ed6a5c7c5cbaaa36d1c022dce04456220e2e
+  tag: 139.0.1@sha256:b7c2f0ec0b5d738c33bea24f7fd44416b571bba83e6ea7896fb94e8598611ea0
 securityContext:
   container:
     readOnlyRootFilesystem: false