Merge branch 'feature/example-validation' of https://github.com/admin-shell-io/java-serializer into feature/example-validation

# Conflicts:
#	dataformat-core/src/test/java/io/adminshell/aas/v3/dataformat/core/AASSimple.java

Author: sebbader

dataformat-core/src/test/java/io/adminshell/aas/v3/dataformat/core/AASFull.java

@@ -1723,13 +1723,6 @@ public class AASFull {
                             .build())
                     .build())
             .embeddedDataSpecification(new DefaultEmbeddedDataSpecification.Builder()
-                    .dataSpecification(new DefaultReference.Builder()
-                            .key(new DefaultKey.Builder()
-                                    .type(KeyElements.GLOBAL_REFERENCE)
-                                    .idType(KeyType.IRI)
-                                    .value("DataSpecificationIEC61360")
-                                    .build())
-                            .build())
                     .dataSpecificationContent(new DefaultDataSpecificationIEC61360.Builder()
                             .preferredName(new LangString("Test Specification", "de"))
                             .preferredName(new LangString("TestSpecification", "en-us"))