Begin vendor/product model join tests
Change id field unicode string to ascii string
Begin vendor/product model join tests
Add proper tests for vendor and product models for their relationship
Merge branch 'feature/16455' of https://github.com/osu-cass/whats-fresh-api into feature/16455
Change tested model name to VendorProduct
Begin vendor/product model join tests
Add proper tests for vendor and product models for their relationship
Change tested model name to VendorProduct
Rebased to develop

refs #16455
Merge branch 'feature/16455' of github.com:osu-cass/whats-fresh-api into feature/16455

Conflicts:
	whats_fresh/whats_fresh_api/tests/test_vendor_model.py
Removed project_fish directory
Re-add vendor/product model test
Merge branch 'feature/16455' of github.com:osu-cass/whats-fresh-api into feature/16455

Conflicts:
	whats_fresh/whats_fresh_api/tests/test_products_model.py
Update VendorProduct model test, change Vendor model test to find
many-to-many instead of a many-to-one.
Merge branch 'feature/16455' of https://github.com/osu-cass/whats-fresh-api into feature/16455
Move VendorProduct test
Merge branch 'feature/16455' of github.com:osu-cass/whats-fresh-api into feature/16455

Conflicts:
	whats_fresh/whats_fresh_api/models.py
	whats_fresh/whats_fresh_api/tests/test_products_model.py
	whats_fresh/whats_fresh_api/tests/test_vendor_model.py