refactor: Move tests for delete_documents from `DocumentStoreBaseTe…

…sts` to separate class (#6336)

* Move tests for delete_documents from DocumentStoreBaseTests to separate class

* Move `filterable_docs` fixture from `DocumentStoreBaseTests` to separate mixin class (#6337)

* Move filterable_docs fixture from DocumentStoreBaseTests to separate mixin class

* refactor: Move generic `filter_documents` tests from `DocumentStoreBaseTests` to separate class (#6338)

* Move generic filter_documents tests from DocumentStoreBaseTests to separate class

* refactor: Move `filter_documents` tests with invalid filters from `DocumentStoreBaseTests` to separate class (#6339)

* Move filter_documents tests with invalid filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with equal filters from `DocumentStoreBaseTests` to separate class (#6340)

* Move filter_documents tests with equal filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with not equal filters from `DocumentStoreBaseTests` to separate class (#6341)

* Move filter_documents tests with not equal filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with in filters from `DocumentStoreBaseTests` to separate class (#6342)

* Move filter_documents tests with in filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with not in filters from `DocumentStoreBaseTests` to separate class (#6343)

* Move filter_documents tests with not in filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with greater than filters from `DocumentStoreBaseTests` to separate class (#6344)

* Move filter_documents tests with greater than filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with greater than equal filters from `DocumentStoreBaseTests` to separate class (#6345)

* Move filter_documents tests with greater than equal filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with less than filters from `DocumentStoreBaseTests` to separate class (#6346)

* Move filter_documents tests with less than filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with less than equal filters from `DocumentStoreBaseTests` to separate class (#6347)

* Move filter_documents tests with less than equal filters from DocumentStoreBaseTests to separate class

* Move `filter_documents` tests with simple logical filters from `DocumentStoreBaseTests` to separate class (#6348)

* Move filter_documents tests with simple logical filters from DocumentStoreBaseTests to separate class

* Move filter_documents tests with nested logical filters from DocumentStoreBaseTests to separate class (#6349)