[CLEAN] Synthetic Benchmark PR #62755 - [Blazor] Remove obsolete APIs from Components

[tomerqodo]

Benchmark PR dotnet#62755

Type: Clean (correct implementation)

Original PR Title: [Blazor] Remove obsolete APIs from Components
Original PR Description: This PR removes obsolete APIs from the Blazor Components library that were marked as obsolete, as per the project's obsolete API removal policy.

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• You've included unit or integration tests for your change, where applicable.
• You've included inline docs for your change, where applicable.
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Description

Components (Microsoft.AspNetCore.Components)

• Removed the PreferExactMatches property from Router which was marked obsolete and had no effect on routing behavior
• Removed obsolete ResourceAsset constructor overload

Forms (Microsoft.AspNetCore.Components.Forms)

• Removed the AddDataAnnotationsValidation method (replaced by EnableDataAnnotationsValidation)
• Removed the obsolete EnableDataAnnotationsValidation(EditContext) overload without IServiceProvider parameter

Web (Microsoft.AspNetCore.Components.Web)

• Removed the obsolete RemoteBrowserFileStreamOptions class
• Removed the obsolete WebEventCallbackFactoryEventArgsExtensions class and all its methods
• Removed the obsolete RendererId.init accessor from WebRenderer

WebAssembly (Microsoft.AspNetCore.Components.WebAssembly)

• Removed obsolete NotifyLocationChanged(string, bool) method from JSInteropMethods

WebAssembly.Authentication (Microsoft.AspNetCore.Components.WebAssembly.Authentication)

• Removed the obsolete SignOutSessionStateManager class and all references
• Removed obsolete RemoteAuthenticationService constructor without logger parameter
• Removed obsolete AccessTokenResult constructor and RedirectUrl property
• Updated AccessTokenNotAvailableException to use InteractiveRequestUrl instead of removed RedirectUrl
• Updated RemoteAuthenticatorViewCore sign-out validation logic to properly handle null HistoryEntryState (only fail validation when state exists but is invalid)

API Surface

• All PublicAPI.Shipped.txt files remain unchanged per API baseline policy
• Added *REMOVED* entries to corresponding PublicAPI.Unshipped.txt files for all removed APIs

Tests

• Removed tests that were using obsolete APIs (SignOutSessionStateManager, AddDataAnnotationsValidation)

Validation

• ✅ All builds pass successfully
• ✅ All existing tests continue to pass
• ✅ No breaking changes to non-obsolete functionality
• ✅ Code follows project formatting standards
• ✅ API baseline policy followed correctly

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Original PR URL: dotnet#62755