added production values

.gitlab/production-values.yaml

+service:
+  externalPort: 80
+  internalPort: 80
+ingress:
+  annotations:
+    certmanager.k8s.io/cluster-issuer: letsencrypt-prod
+    nginx.ingress.kubernetes.io/configuration-snippet: |
+      if ($host = "www.metager.de") {
+          return 301 https://metager.de$request_uri;
+      }
+      if ($host = "www.metager.org") {
+          return 301 https://metager.org$request_uri;
+      }
+      if ($host = "www.metager.es") {
+          return 301 https://metager.es$request_uri;
+      }
\ No newline at end of file