Merge branch 'Issue/2481-rubLogin' into 'dev'

New: Add RUB to the login page

See merge request !372

src/modules/login/data/dfnaai.json

@@ -42,5 +42,13 @@
       "de": "Universität Paderborn",
       "en": "Paderborn University"
     }
+  },
+  {
+    "entityId": "https://aai.ruhr-uni-bochum.de/idp/shibboleth",
+    "displayName": {
+      "de": "Ruhr-Universität Bochum",
+      "en": "Ruhr University Bochum"
+    },
+    "logo": "https://aai.ruhr-uni-bochum.de/idp/images/logo/logo-rub-102.gif"
   }
 ]