chore(friendica): update image friendica digest to a7c8c25 (#49457)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| friendica | digest | `6f5d1d6` → `a7c8c25` |

---

> [!WARNING]
> Some dependencies could not be looked up. Check the [Dependency
Dashboard](../issues/18710) for more information.

Add the preset `:preserveSemverRanges` to your config if you don't want
to pin your dependencies.

---

### Configuration

📅 **Schedule**: (UTC)

- Branch creation
  - At any time (no schedule defined)
- Automerge
  - At any time (no schedule defined)

🚦 **Automerge**: Enabled.

♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the
rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update
again.

---

- [ ] <!-- rebase-check -->If you want to rebase/retry this PR, check
this box

---

This PR has been generated by [Renovate
Bot](https://redirect.github.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiI0My4xMzAuMSIsInVwZGF0ZWRJblZlciI6IjQzLjEzMC4xIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImFwcC9mcmllbmRpY2EiLCJhdXRvbWVyZ2UiLCJyZW5vdmF0ZS9jb250YWluZXIiLCJ0eXBlL2RpZ2VzdCJdfQ==-->

charts/stable/friendica/Chart.yaml

@@ -50,5 +50,5 @@ sources:
   - https://github.com/trueforge-org/truecharts/tree/master/charts/stable/friendica
   - https://hub.docker.com/_/friendica
 type: application
-version: 23.9.5
+version: 23.9.6
 

charts/stable/friendica/values.yaml

@@ -2,7 +2,7 @@
 image:
   repository: friendica
   pullPolicy: IfNotPresent
-  tag: 2026.05@sha256:6f5d1d6db298fb788a1d6c72423108447fa52fd037062999488824bfe0fbf798
+  tag: 2026.05@sha256:a7c8c25a889cbd2ef3e9fcf259c2f646a1d3e158f76b49ea73a90dca8dae96ff
 securityContext:
   container:
     runAsNonRoot: false