10644 related resources filter

[whatisgalen]

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Description of Change

This PR enables a user to request an additional set of search results comprised of those instances of a chosen Resource Model that are related to any of the results from the search query.

• Needs a migration to insert new Search filter into search_component table
• This PR was informally based off a customized Search where all hits are returned rather than a page's worth. The all-vs-page_ct approaches should be better accounted for so that the search filter created in this PR knows how to get all the ids from the previous query and also what fraction of the related_results to return

Issues Solved

#10644

Checklist

• Unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

Ticket Background

• Sponsored by:
• Found by: @whatisgalen
• Tested by: @
• Designed by: @whatisgalen

Further comments