chore: publish 5.1.1+v3.6.15 release

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* [x] I have deployed and tested my changes
* [ ] I have [updated relevant versions in `abra.sh`](https://docs.coopcloud.tech/maintainers/upgrade/#updating-versions-in-the-abrash)
* [ ] I have made my environment variable changes [backwards compatible](https://docs.coopcloud.tech/maintainers/upgrade/#backwards-compatible-environment-variable-changes)
* [ ] I have added a [release note entry](https://docs.coopcloud.tech/maintainers/upgrade/#creating-new-release-notes)

Co-authored-by: f <f@sutty.nl>
Reviewed-on: coop-cloud/traefik#99
Reviewed-by: p4u1 <p4u1@noreply.git.coopcloud.tech>
Reviewed-by: decentral1se <decentral1se@noreply.git.coopcloud.tech>
Co-authored-by: fauno <fauno@sutty.coop.ar>
Co-committed-by: fauno <fauno@sutty.coop.ar>

compose.yml

@@ -3,7 +3,7 @@ version: "3.8"
 
 services:
   app:
-    image: "traefik:v3.6.11"
+    image: "traefik:v3.6.15"
     # Note(decentral1se): *please do not* add any additional ports here.
     # Doing so could break new installs with port conflicts. Please use
     # the usual `compose.$app.yml` approach for any additional ports
@@ -55,12 +55,12 @@ services:
         - "traefik.http.routers.${STACK_NAME}.tls.certresolver=${LETS_ENCRYPT_ENV}"
         - "traefik.http.routers.${STACK_NAME}.service=api@internal"
         - "traefik.http.routers.${STACK_NAME}.middlewares=security@file"
-        - "coop-cloud.${STACK_NAME}.version=5.1.0+v3.6.11"
+        - "coop-cloud.${STACK_NAME}.version=5.1.1+v3.6.15"
         - "coop-cloud.${STACK_NAME}.timeout=${TIMEOUT}"
         - "backupbot.backup=${ENABLE_BACKUPS:-true}"
 
   socket-proxy:
-    image: lscr.io/linuxserver/socket-proxy:3.2.14
+    image: lscr.io/linuxserver/socket-proxy:3.2.17
     deploy:
       endpoint_mode: dnsrr
     environment: