fix: traefik port (#15210)

Signed-off-by: Carlos Alexandro Becker <caarlos0@gmail.com>

stable/traefik/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: traefik
-version: 1.75.0
+version: 1.75.1
 appVersion: 1.7.12
 description: A Traefik based Kubernetes ingress controller with Let's Encrypt support
 keywords:

stable/traefik/templates/deployment.yaml

@@ -162,7 +162,7 @@ spec:
           hostPort: {{ default 443 .Values.deployment.hostPort.httpsPort }}
           {{- end }}
           protocol: TCP
-        {{- if .Values.dashboard.enabled }}
+        {{- if or .Values.dashboard.enabled .Values.metrics.prometheus.enabled }}
         - name: dash
           containerPort: 8080
           {{- if .Values.deployment.hostPort.dashboardEnabled }}