Update traefik Docker tag to v3.7.8 (#23)

This PR contains the following updates:

| Package | Update | Change |
|---|---|---|
| [traefik](https://github.com/containous/traefik) | patch | `v3.7.7` → `v3.7.8` |

---

> ⚠️ **Warning**
>
> Some dependencies could not be looked up. Check the [Dependency Dashboard](issues/12) for more information.

---

### Release Notes

<details>
<summary>containous/traefik (traefik)</summary>

### [`v3.7.8`](https://github.com/traefik/traefik/releases/tag/v3.7.8)

[Compare Source](https://github.com/containous/traefik/compare/v3.7.8...v3.7.8)

**Bug fixes:**

- **\[middleware, k8s/crd]** Add missing ErrorRequestHeaders field to CRDs ([#&#8203;13498](https://github.com/traefik/traefik/pull/13498) [@&#8203;kevinpollet](https://github.com/kevinpollet))
- **\[k8s/ingress-nginx]** Sanitize rewritten target on ingress-nginx provider ([#&#8203;13506](https://github.com/traefik/traefik/pull/13506) [@&#8203;gndz07](https://github.com/gndz07))
- **\[logs]** Remove unrelated error from nonexistent cert resolver log ([#&#8203;13469](https://github.com/traefik/traefik/pull/13469) [@&#8203;ArthurHlt](https://github.com/ArthurHlt))
- **\[middleware]** Fix panic in retry middleware with Websockets ([#&#8203;13520](https://github.com/traefik/traefik/pull/13520) [@&#8203;juliens](https://github.com/juliens))

**Documentation:**

- **\[k8s]** Align certificateRef and indicate ports ([#&#8203;13473](https://github.com/traefik/traefik/pull/13473) [@&#8203;veenoise](https://github.com/veenoise))
- **\[rules]** Fix syntax notes in routing rule documentation ([#&#8203;13501](https://github.com/traefik/traefik/pull/13501) [@&#8203;stevenlele](https://github.com/stevenlele))
- **\[k8s/crd]** Fix duplicated options table in ServersTransport CRD reference ([#&#8203;13518](https://github.com/traefik/traefik/pull/13518) [@&#8203;rachana5](https://github.com/rachana5))

### [`v3.7.8`](https://github.com/traefik/traefik/releases/tag/v3.7.8)

[Compare Source](https://github.com/containous/traefik/compare/v3.7.7...v3.7.8)

**Bug fixes:**

- **\[middleware, k8s/crd]** Add missing ErrorRequestHeaders field to CRDs ([#&#8203;13498](https://github.com/traefik/traefik/pull/13498) [@&#8203;kevinpollet](https://github.com/kevinpollet))
- **\[k8s/ingress-nginx]** Sanitize rewritten target on ingress-nginx provider ([#&#8203;13506](https://github.com/traefik/traefik/pull/13506) [@&#8203;gndz07](https://github.com/gndz07))
- **\[logs]** Remove unrelated error from nonexistent cert resolver log ([#&#8203;13469](https://github.com/traefik/traefik/pull/13469) [@&#8203;ArthurHlt](https://github.com/ArthurHlt))
- **\[middleware]** Fix panic in retry middleware with Websockets ([#&#8203;13520](https://github.com/traefik/traefik/pull/13520) [@&#8203;juliens](https://github.com/juliens))

**Documentation:**

- **\[k8s]** Align certificateRef and indicate ports ([#&#8203;13473](https://github.com/traefik/traefik/pull/13473) [@&#8203;veenoise](https://github.com/veenoise))
- **\[rules]** Fix syntax notes in routing rule documentation ([#&#8203;13501](https://github.com/traefik/traefik/pull/13501) [@&#8203;stevenlele](https://github.com/stevenlele))
- **\[k8s/crd]** Fix duplicated options table in ServersTransport CRD reference ([#&#8203;13518](https://github.com/traefik/traefik/pull/13518) [@&#8203;rachana5](https://github.com/rachana5))

</details>

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Reviewed-on: #23
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modules/traefik-oidc.nix

@@ -105,7 +105,7 @@ in {
   config = lib.mkIf cfg.enable {
     virtualisation.oci-containers.containers = {
       traefik = {
-        image = "traefik:v3.7.7@sha256:1cb3845d7a05e1473c9086351426597e911db49db382b6e4769f9b0744962ac8";
+        image = "traefik:v3.7.8@sha256:4299bbed850421258fc5448c2e0e6ad350981d4d335a68de11b92448aedbefe5";
         cmd = [
           "--providers.docker=true"
           "--providers.docker.exposedByDefault=false"

modules/traefik.nix

@@ -29,7 +29,7 @@ in {
   config = lib.mkIf cfg.enable {
     virtualisation.oci-containers.containers = {
       traefik = {
-        image = "traefik:v3.7.7@sha256:1cb3845d7a05e1473c9086351426597e911db49db382b6e4769f9b0744962ac8";
+        image = "traefik:v3.7.8@sha256:4299bbed850421258fc5448c2e0e6ad350981d4d335a68de11b92448aedbefe5";
         cmd = [
           "--providers.docker=true"
           "--providers.docker.endpoint=http://docker-socket-proxy:2375"