CORE-5386 Removed workspace_id from apps table.

It's not in use in production.
CORE-5386 Added tasks UUID conversions.

Added a new tasks id column that copies valid UUIDs from the old id column, since the transformations table references this column.
CORE-5386 Added temp indexes for tasks UUID conversions.
CORE-5386 Added apps UUID conversions.
CORE-5386 Added integration_data UUID conversions.
CORE-5386 Added data_formats UUID conversions.