fix DB_PATH in systemd config

config/ras.service

@@ -11,7 +11,7 @@ Environment="API_LISTENER=127.0.0.1:8080"
 Environment="OSCAR_ADVERTISED_LISTENERS_PLAIN=EXTERNAL://127.0.0.1:5190"
 Environment="OSCAR_LISTENERS=EXTERNAL://0.0.0.0:5190"
 Environment="TOC_LISTENERS=0.0.0.0:9898"
-Environment="DB_PATH=/var/lib/oscar.sqlite"
+Environment="DB_PATH=/var/lib/ras/oscar.sqlite"
 Environment="DISABLE_AUTH=true"
 Environment="LOG_LEVEL=info"
 ExecStart=/opt/ras/retro_aim_server