F fix array check

Summary

Previously, an exception would be raised if a cell in the imported table contained a list.

Test Environment

How to set up a test environment for manual testing?

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• Reference related issues https://gitlab.indiscale.com/caosdb/customers/geomar/management/-/issues/101
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CHANGELOG.md

@@ -16,6 +16,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed ###
 
+* `TableImporter.check_missing` in case of array-valued fields in table
+
 ### Security ###
 
 ### Documentation ###