fix imports in monitoring server

src/monitoring/service/monitoring_server.py

@@ -19,7 +19,7 @@ from grpc_health.v1 import health_pb2
 from grpc_health.v1 import health_pb2_grpc
 
 
-from src.monitoring.logger import getJSONLogger
+from ..logger import getJSONLogger
 LOGGER = getJSONLogger('monitoringservice-server')
 LOGGER.setLevel('DEBUG')