Add a uwsgi param to prevent SAML error

Add the uwsgi_param 'HTTP_X_FORWARDED_PORT' to nginx configuration,
This prevents the python-saml "invalid_response" error

related issue : #5570 and #1016

Signed-off-by: loitho

installer/roles/kubernetes/templates/configmap.yml.j2

@@ -120,6 +120,7 @@ data:
                 include {{ extra_nginx_include }};
                 {%- endif %}
                 proxy_set_header X-Forwarded-Port 443;
+                uwsgi_param HTTP_X_FORWARDED_PORT 443;
             }
         }
     }

installer/roles/local_docker/templates/nginx.conf.j2

@@ -113,6 +113,7 @@ http {
             include {{ extra_nginx_include }};
             {%- endif %}
             proxy_set_header X-Forwarded-Port 443;
+            uwsgi_param HTTP_X_FORWARDED_PORT 443;
         }
     }
 }