configure iroha proxy

src/assets/config.json

@@ -1,6 +1,6 @@
 {
     "CHAIN4ALL_SERVICE_URL": "https://chain4all.lesprojekt.cz",
-    "IROHA_ADDRESS": "http://10.0.0.156:8080",
+    "IROHA_ADDRESS": "https://chain4all.lesprojekt.cz/iroha",
     "ASSET": "coin#test",
     "ADMIN_USER": "admin@test"
 }