deps(home-lab): bump traefik

Bumps traefik from 3.0.4 to 3.1.2.

---
updated-dependencies:
- dependency-name: traefik
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

config/ansible/roles/ferrarimarco_home_lab_node/files/config/dependency-updates-helper/Dockerfile

@@ -37,7 +37,7 @@ FROM eclipse-mosquitto:2.0.18-openssl as mosquitto
 # network-stack
 FROM klutchell/unbound:1.20.0 as unbound
 FROM coredns/coredns:1.11.3 as coredns
-FROM traefik:3.0.4 as traefik
+FROM traefik:3.1.2 as traefik
 
 # syncthing
 FROM syncthing/syncthing:1.27.10 as syncthing