Merge branch 'update/copyright_year' into 'master'

aas/adapter/aasx.py

aas/adapter/couchdb.py

aas/adapter/json/json_deserialization.py

aas/adapter/json/json_serialization.py

aas/adapter/xml/xml_serialization.py

aas/compliance_tool/cli.py

aas/compliance_tool/compliance_check_json.py

aas/compliance_tool/state_manager.py

aas/examples/data/_helper.py

aas/examples/data/example_aas.py

aas/examples/data/example_aas_mandatory_attributes.py

aas/examples/data/example_aas_missing_attributes.py

aas/examples/data/example_concept_description.py

aas/examples/data/example_submodel_template.py

aas/model/aas.py

aas/model/base.py

aas/model/datatypes.py

aas/model/provider.py

aas/model/submodel.py

aas/util/identification.py