Adds a database seeder which can be used standalone using a CLI for seeding your local development environment, or used in unit tests to seed complex scenarios.
---------
Co-authored-by: Robert Y <rkac@bitwarden.com>
* Add Collections Tests
* Update CollectionRepository Implementation
* Test Adding And Deleting Through Replace
* Format
* Fix Most Test Warnings
* Format
* Renamed ProductType to ProductTierType
* Renamed Product properties to ProductTier
* Moved ProductTierType to Bit.Core.Billing.Enums namespace from Bit.Core.Enums
* Moved PlanType enum to Bit.Core.Billing.Enums
* Moved StaticStore to Bit.Core.Billing.Models.StaticStore namespace
* Added ProductType enum
* dotnet format
