Add new slots for heritage custodian ontology
- Introduced `has_api_version`, `has_appellation_language`, `has_appellation_type`, `has_appellation_value`, `has_applicable_country`, `has_application_deadline`, `has_application_opening_date`, `has_appraisal_note`, `has_approval_date`, `has_archdiocese_name`, `has_architectural_style`, `has_archival_reference`, `has_archive_description`, `has_archive_memento_uri`, `has_archive_name`, `has_archive_path`, `has_archive_search_score`, `has_arrangement`, `has_arrangement_level`, `has_arrangement_note`, `has_articles_archival_stage`, `has_articles_document_format`, `has_articles_document_url`, `has_articles_of_association`, `has_or_had_altitude`, `has_or_had_annotation`, `has_or_had_arrangement`, `has_or_had_document`, `has_or_had_reason`, `has_or_had_style`, `is_or_was_amended_through`, `is_or_was_approved_on`, `is_or_was_archived_as`, `is_or_was_due_on`, `is_or_was_opened_on`, and `is_or_was_used_in` slots.
- Each slot includes detailed descriptions, range specifications, and appropriate mappings to existing ontologies.
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