chore(deps): update container image syncthing/syncthing to v1.27.8@c1fdac6 by renovate (#22844)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [syncthing/syncthing](https://syncthing.net)
([source](https://togithub.com/syncthing/syncthing)) | patch | `1.27.7`
-> `1.27.8` |

---

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

---

### Release Notes

<details>
<summary>syncthing/syncthing (syncthing/syncthing)</summary>

###
[`v1.27.8`](https://togithub.com/syncthing/syncthing/releases/tag/v1.27.8)

[Compare
Source](https://togithub.com/syncthing/syncthing/compare/v1.27.7...v1.27.8)

Bugfixes:

- [#&#8203;9506](https://togithub.com/syncthing/syncthing/issues/9506):
gui: Favicon not working in Firefox bookmarks

Enhancements:

- [#&#8203;9527](https://togithub.com/syncthing/syncthing/issues/9527):
Device connection state metric

</details>

---

### Configuration

📅 **Schedule**: 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://togithub.com/renovatebot/renovate).

<!--renovate-debug:eyJjcmVhdGVkSW5WZXIiOiIzNy4zODguMSIsInVwZGF0ZWRJblZlciI6IjM3LjM4OC4xIiwidGFyZ2V0QnJhbmNoIjoibWFzdGVyIiwibGFiZWxzIjpbImF1dG9tZXJnZSIsInVwZGF0ZS9kb2NrZXIvZ2VuZXJhbC9ub24tbWFqb3IiXX0=-->

charts/stable/syncthing/Chart.yaml

@@ -7,7 +7,7 @@ annotations:
   truecharts.org/min_helm_version: "3.11"
   truecharts.org/train: stable
 apiVersion: v2
-appVersion: 1.27.7
+appVersion: 1.27.8
 dependencies:
   - name: common
     version: 24.0.0
@@ -34,4 +34,4 @@ sources:
   - https://hub.docker.com/r/syncthing/syncthing
   - https://syncthing.net/
 type: application
-version: 20.0.0
+version: 20.0.1

charts/stable/syncthing/values.yaml

@@ -1,7 +1,7 @@
 image:
   repository: syncthing/syncthing
   pullPolicy: IfNotPresent
-  tag: 1.27.7@sha256:22dc697050895cc0a3be38670e750e6737ff5d6542abf1d6118806919bd0c040
+  tag: 1.27.8@sha256:c1fdac67e9a5dd4fa0388b240bbaf387dddb2909466923a721d66463b76fba39
 workload:
   main:
     podSpec: