Fix search exporting of collection UDFs.
Fix search exporting of collection UDFs.

This was broken by bf9b9d, which switched to `collection_udf_settings`.

Connects to #2359

RickMohr/otm-core,RickMohr/otm-core,maurizi/otm-core,maurizi/otm-core,RickMohr/otm-core,maurizi/otm-core,maurizi/otm-core,RickMohr/otm-core