Fixes Bug in MongoDBStorage with Entity in Entities #376

Job	Run time
Test BaSyx Kafka Example	1m 57s
Test BaSyx Dynamic RBAC Example	3m 58s
Test BaSyx Reverse Proxy Example	1m 37s
Test BaSyx Secured Example	2m 5s
Test BaSyx Client Example	2m 53s
Test BaSyx DataBridge Example	1m 54s
Test BaSyx Minimal Example	1m 50s
Test BaSyx Operation Delegation Example	2m 49s
Test BaSyx CAD file Example	1m 37s
Test BaSyx Node-RED Example	1m 58s
Test BaSyx Query Language Example	2m 55s
	25m 33s

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