* Update ProviderService tests
* Use BitAutoData in CipherService tests
* Simplify UserCipher fixture
Because we use a single customizer for all ciphers, they all have the same userId.
* Clean up more cipher fixtures
* Swap Cipher Fixtures to BitCustomizeAttribute
* Clean up collection fixtures
* Clean up GroupFixtures
* Move SendService Tests to BitAutoData
* Clean up Organization Fixtures
TODO: The customize attributes should not be customizing more than one class
* Name files after the class they contain
* Clear up usage of CustomAutoDataAttribute in tests
* Clean up usages of InlineCustomAutoData
* format
* Manually merge with file-scoped-namespace changes
