Update rclone config example

environment/rclone-minio.example.conf

@@ -2,8 +2,9 @@
 type = s3
 provider = Minio
 env_auth = false
-access_key_id = your_access_key_id
-secret_access_key = your_access_key_id
+# It is not so wise to put your root credentials in the config file
+access_key_id = minio-root-user
+secret_access_key = minio-root-password
 endpoint = http://host.docker.internal:9000
 location_constraint =
 acl = private