Update allowed-origins.json

Author: vcnainala

src/allowed-origins.json

@@ -20,5 +20,6 @@
     "https://chemotion.biblio.etc.tu-bs.de",
     "https://tuchoc1-chemotion.srv.mwn.de",
     "https://www.chemotion-repository.net",
-    "https://schmeisser.ac.rwth-aachen.de"
-]
+    "https://schmeisser.ac.rwth-aachen.de",
+    "https://chemotion-t-02.zdv.uni-mainz.de"
+]