[perf] Fetch query metadata with DB calls directly (#45891)

* Remove unused properties

* Remove unused properties

* Remove comment

* Experiment

* Simplify

* general cleanup and adding dashboard links handling

* fix tests, link cards; sort output

* include databases from queries, not just tables, fix card sort

* use a simplified get-databases that doesn't throw

* Fix tests

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Co-authored-by: Braden Shepherdson <braden@metabase.com>