fix shib internal url

traefik-dynamic.yml

@@ -22,7 +22,7 @@ http:
           - "***REMOVED***"
     shibAuth:
       forwardAuth:
-        address: http://shib.pdas.prism.eox.at/secure
+        address: http://shibauth/secure
         trustForwardHeader: true
     compress:
       compress: {}