SSDM-8714 duplicated properties errors will produce exception if are not the same

...ns/eln-lims-life-sciences/1/as/master-data/data-model.xls

...ist/core-plugins/eln-lims/1/as/master-data/data-model.xls

...ins/xls-import/1/as/services/xls-import-api/entrypoint.py

...mport/1/as/services/xls-import-api/processors/__init__.py

.../services/xls-import-api/processors/creation_validator.py

...ystemtest/plugin/excelimport/ImportPropertyTypesTest.java

...import/test_files/property_types/duplicates_different.xls

...excelimport/test_files/property_types/duplicates_same.xls

...import/test_files/property_types/normal_property_type.xls