Fix bug in SubmodelService: The Call of GetSubmodelMeta Changes The InMemory Storage Object #125

Job	Run time
AAS Discovery - Build and Start Docker Image	2m 51s
AAS Environment - Build and Start Docker Image	2m 53s
AAS Registry Kafka Mem - Build and Start Docker Image	3m 11s
AAS Registry Kafka MongoDB - Build and Start Docker Image	4m 4s
AAS Repository - Build and Start Docker Image	3m 29s
AASX File Server - Build and Start Docker Image	3m 32s
Concept Description Repository - Build and Start Docker Image	2m 39s
Submodel Repository - Build and Start Docker Image	3m 16s
Submodel Service - Build and Start Docker Image	2m 42s
AAS Registry Log Mem - Build and Start Docker Image	2m 51s
AAS Registry Log MongoDB - Build and Start Docker Image	3m 6s
Submodel Registry Kafka Mem - Build and Start Docker Image	3m 38s
Submodel Registry Kafka MongoDB - Build and Start Docker Image	3m 36s
Submodel Registry Log Mem - Build and Start Docker Image	2m 52s
Submodel Registry Log MongoDB - Build and Start Docker Image	3m 2s
	47m 42s

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