Revert "Fixes default MongoDB collection name for AAS Registry (#900)" (#918)

This reverts commit 8a83c3c.

Author: aaronzi

basyx.aasregistry/basyx.aasregistry-service-mongodb-storage/src/main/java/org/eclipse/digitaltwin/basyx/aasregistry/service/configuration/MongoDbConfiguration.java

@@ -52,7 +52,7 @@
 @Log4j2
 public class MongoDbConfiguration {
 
-	@Value("${basyx.aasregistry.mongodb.collectionName:aasdescriptors}")
+	@Value("${basyx.aasregistry.mongodb.collectionName:submodeldescriptors}")
 	private String collectionName;
 
 	@Bean
@@ -108,4 +108,4 @@ private void initializeSingleAscIndex(IndexOperations ops, String path) {
 	public MongoTransactionManager mongoDbTransactionManager(MongoDatabaseFactory dbFactory) {
 		return new MongoTransactionManager(dbFactory);
 	}
-}
+}