CORE-5832 Update App model schema with tools array.

Updated the App model schema and endpoints' response JSON to include all tool details in a 'tools' array in the App object, similar to the /apps/:id/details endpoint.
CORE-5832 Fixes for /apps/:id/details endpoint.

Moved this endpoint into alphabetical order in the swagger docs.
Fixed Date format for edited and integration dates.
CORE-5832 Refactor file parameters in App model schema.

Moved file parameter details into a 'file_parameters' object under the App object, for endpoints like /apps/:id/ui.