* Split the info.db database into multiple DBs using Backup API.
* Remove location. Prev refactor assumed we would need this but don't.
* Added VACUUM to reclaim space after splitting storage node databases.
* Added unique names to SQLite3 connection hooks to fix testplanet.
* Moving DB closing to the migration step.
* Removing the closing of the versions DB. It's already getting closed.
* Swapping the database connection references on reconnect.
* Moved sqlite closing logic away from the boltdb closing logic.
* Moved sqlite closing logic away from the boltdb closing logic.
* Remove certificate and vouchers from DB split migration.
* Removed vouchers and bumped up the migration version.
* Use same constructor in tests for storage node databases.
* Use same constructor in tests for storage node databases.
* Adding method to access underlining SQL database connections and cleanup
* Adding logging for migration diagnostics.
* Moved migration closing database logic to minimize disk usage.
* Cleaning up error handling.
* Fix missing copyright.
* Fix linting error.
* Add test for migration 21 (#3012)
* Refactoring migration code into a nicer to use object.
* Refactoring migration code into a nicer to use object.
* Fixing broken migration test.
* Removed unnecessary code that is no longer needed now that we close DBs.
* Removed unnecessary code that is no longer needed now that we close DBs.
* Fixed bug where an invalid database path was being opened.
* Fixed linting errors.
* Renamed VersionsDB to LegacyInfoDB and refactored DB lookup keys.
* Renamed VersionsDB to LegacyInfoDB and refactored DB lookup keys.
* Fix migration test. NOTE: This change does not address new tables satellites and satellite_exit_progress
* Removing v22 migration to move into it's own PR.
* Removing v22 migration to move into it's own PR.
* Refactored schema, rebind and configure functions to be re-useable.
* Renamed LegacyInfoDB to DeprecatedInfoDB.
* Cleaned up closeDatabase function.
* Renamed storageNodeSQLDB to migratableDB.
* Switched from using errs.Combine() to errs.Group in closeDatabases func.
* Removed constructors from storage node data access objects.
* Reformatted usage of const.
* Fixed broken test snapshots.
* Fixed linting error.
