* Search: Attempt to support folderUID filter
* Search: Use folder UID instead of ID for searching folders
* Update swagger
* Fix JSON property casing
* Add integration test
* Remove redundant query condition
* Fix frontend test
* Fix listing dashboards in General/root
* Add support for fetching top level folders
using `folderUIDs=` (empty string) query parameter
* Add deprecation notice
* Send uid of general in sql.ts
* Use 'general' for query folderUIDs query param for fetching folder
* Add tests
* Fix FolderUIDFilter
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Co-authored-by: Sofia Papagiannaki <1632407+papagian@users.noreply.github.com>