Filter container entities on dc_display_in_catalogue

[MatMoore]

Resolves #435

I was unable to directly filter in the GraphQL query, as Datahub is ignoring the filter. As a workaround, we can filter in the python instead.

[sentry-io]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: lib/datahub-client/data_platform_catalogue/client/datahub_client.py

Function	Unhandled Issue
get_database_details	ValidationError: 1 validation error for OwnerRef ... Event Count: 12
get_database_details	KeyError: 'total' /details/{result_type}/{urn} Event Count: 1

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