add mapper role to site id 124

Author: lizk886

src/main/resources/localstack/s3/core/clients/clients.json

@@ -60,7 +60,8 @@
     "created": 1609459200,
     "roles": [
       "GENERATOR",
-      "ID_READER"
+      "ID_READER",
+      "MAPPER"
     ],
     "disabled": false,
     "site_id": 124,