* Add in past end dates for testing
* Temporarily disable test marked to delete at year end
* Remove one off reinfer_local_authority task
* Update validator_spec
* Set 2024 date in form_handler_spec to be during crossover period as needed
* Use bulk_upload.year_combo for comparison in request tests to avoid year dependancy
* Update BU log creator specs for 2024
* Use year combo function in bulk upload mailer tests
* Refactor lettings validator_spec
* More fixes
* More work on bu validator specs - mostly sales
* Remove pre 2023 test
* More use of bulk_upload.year_combo in request tests
* Fix lint
* Tweak bulk upload error row component tests for year changes
* Further fixes
* Fix 2023 lettings row parser spec
* Sales log to csv fix
* Refactor BU processor tests
* Fix field number row identifier
* Fix linting
* More years in request spec
* fix
* Don't use db unnecessarily in financial validations spec
* Fix sale date changing 2024 -> 2023 test
* Add tests for bulk_upload.year_combo
* Update bu factory year specification
* Refactoring
* Linting
* Don't use helper in factory
* Remove new 2023 specific test
* Remove dummy end dates