Feature/bit auto data (#2219)

* 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

test/Core.Test/AutoFixture/CurrentContextFixtures.cs

@@ -2,6 +2,7 @@
 using AutoFixture.Kernel;
 using Bit.Core.Context;
 using Bit.Test.Common.AutoFixture;
+using Bit.Test.Common.AutoFixture.Attributes;
 
 namespace Bit.Core.Test.AutoFixture.CurrentContextFixtures;
 
@@ -35,3 +36,8 @@ internal class CurrentContextBuilder : ISpecimenBuilder
         return obj;
     }
 }
+
+internal class CurrentContextCustomize : BitCustomizeAttribute
+{
+    public override ICustomization GetCustomization() => new CurrentContext();
+}