* Remove bulk_upload_lettings_logs flag
* Add spacing above actions in data sharing agreement
* Add banner
* Add model validation
* fix log component
* Fix factory
* Put validation behind feature flag
* start adapting to data protection confirmation
* Make tests more generic
* Add tests for display_organisation_attributes
* Use data_protection_confirmed? method
* Address code review
* rubocop
* Prevent access to bulk upload pages when DPC not signed
* Address PO review
* Add data sharing agreement
* Add data sharing agreement view
* Add controller actions
* Update details page
* Rubocop fix
* Fill in placeholders and persist data in table
* Update agreement template
# Context
- https://digital.dclg.gov.uk/jira/browse/CLDC-1732
- data providers are given read-only able access to schemes and locations
# Changes
- introduce `pundit` policies to schemes and locations. the old scope mechanism has been removed
- apply policies at view level so hide write access based functionality from data providers