schema fix

schema/create-schema.sql

@@ -1,5 +1,5 @@
 create database level_monitoring;
-create extension timescaledb;
+-- create extension timescaledb;
 
 
 
@@ -25,7 +25,7 @@ select create_hypertable('measurement_t', 'time');
 insert into application_t (device_id, label, sensor_type, ground_level)
     values('eui-a84041a2c18341d6', 'deilbach', 'LDDS75', 300);
 
-create user preprocessor password 'geheim';
+-- create user preprocessor password 'geheim';
 grant select on application_t to preprocessor;
 grant insert on measurement_t to preprocessor;